23:18 Simmons hits century to power Mumbai to victory:
Mumbai win by 7 wickets!!!
Mumbai 159-3 (19 ovs) vs Punjab 156-8
Pollard content to hand the strike back to his fellow West Indian Simmons with a soft single on the leg side off Shivan. Simmons also completes his century from 61 balls with a single on the leg side.
Pollard then finishes off the game as he smashes a full toss into the crowd over long-on for a huge six.
Mumbai cruise to 159 for three in 19 overs to win by seven wickets with an over to spare. They jump to fifth in the IPL standings following their fifth victory from 12 games, while Punjab stay top with nine wins from 12 games.
23:11 Mumbai 150-3 (18 ovs) vs Punjab 156-8
With the match firmly in their grasp, Mumbai decide to avoid the risks and play it safe again Shivam, taking four runs from the 17th over.
Rohit gifts his wicket away courtesy of a poor shot. He makes room and steers a short ball straight into the hands of Sandeep on the thirdman fence to fall for 18.
Simmons is content to deal in singles and not take any risks with his century round the corner.
Mumbai are 150 for three in 18 overs, with seven needed from two overs for victory.
Mumbai 142-2 (16 ovs) vs Punjab 156-8
Sandeep comes back and he decides to bowl from round the stumps. Simmons gives him the charge and lofts it back over the pacer's head for a six.
Captain Rohit Sharma also joins the party as he pulls a slower bouncer through midwicket for a boundary. He then drives a low full toss to sweeper cover for a couple to get 15 runs from the over.
Dhawan goes for nine runs in his fourth and final over as Mumbai continue their march to reach 142 for two in 16 overs, needing 15 runs from four overs for victory.
Mumbai 118-2 (14 ovs) vs Punjab 156-8
Patel ends his spell with a tight over, giving away just two runs, to finish with good figures of one for 27 in four overs.
Dhawan follows that up with another tidy over, giving away seven as Mumbai reach 118 for two in 14 overs, with 39 needed from 36 balls for victory.
Simmons looking set for a century, hitting his way to 83 from 47 balls.
Mumbai 112-2 (12 ovs) vs Punjab 156-8
Rayudu is doing well to rotate the strike and give most of it to the rampaging Simmons, who continues to deal in boundaries.
Dhawan drops short and wide as Simmons blasts it through the point region for another four.
But against the run of play, Mumbai lose the wicket of Rayudu, who plays an uppish drive but is caught in the covers for 17.
22:39 Simmons hits half-century, Mumbai in control: Mumbai 96-1 (10 ovs) vs Punjab 156-8
Simmons continues to gets the boundaries as he lofts Shivam over long-on for a six to take Mumbai to 96 for one in 10 overs. The West Indian has raced to 75 from 40 balls, having hit 13 fours and a six.
The visitors are sitting pretty at the moment, with 61 needed from 60 balls for victory.
22:27 Hussey out for 6 but Mumbai in control:
Mumbai 76-1 (8 ovs) vs Punjab 156-8
Simmons gets an edge off Patel which goes fine on the off-side beating the fielder inside the circle for a four.
Hussey falls off the last ball of the over as he tries to flick Patel across the line but misses and is bowled for six.
Off-spinner Shivam Sharma comes into the attack. There is no stopping Simmons who smashes the first ball through the point region for a four to get runs from that over.
22:24 Simmons races to 50 to put Mumbai in control: Mumbai 62-0 (6 ovs) vs Punjab 156-8
Rishi Dhawan comes into the attack. He slips one down the leg side which Simmons flicks fine on the leg side for a four and then takes a single to race to his half-century, from 27 balls.
Mumbai in control of the run chase, racing to 62 for no loss in six overs.
Mumbai 53-0 (5 ovs) vs Punjab 156-8
Hendricks gets a warning from umpire Kumara Dharmasena for running on to the pitch on his follow through. One more running and he will be barred from bowling in this game.
Simmons makes it worse as he slams the left-armer over the off-side for a four and chops it over point two balls later for the same result.
Hendricks then switches to round the wicket but the short ball is pulled to midwicket for another four as Hendricks is smashed for 14 runs in that over.
Left-arm spinner Akshar Patel comes into the attack. Simmons makes room and smashes the second ball through the covers for a four before he lofts the next ball back over the bowler's head for another boundary to take Mumbai pat the 50-run mark.
Mumbai in control at 53 for no loss in five overs.
Simmons has done most of the damage, smashing 43 from 24 balls with the help of nine fours, while Mike Hussey has been a silent spectator with three from six balls.
22:08 Mumbai Indians off to a good start against Punjab: Mumbai 29-0 (3 ovs) vs Punjab 156-8
Pacer Sandeep Sharma to bowl the first over and once again Punjab would be looking towards him to make the early breakthrough.
Lendl Simmons gets Mumbai off the mark in smashing fashion with three boundaries in the first over. He drives the second ball through the covers for a boundary before hitting the last two balls for two more fours to get 13 runs from the first over.
Left-arm pacer Beuran Hendricks to bowl the second over. He bowls a big wide down the leg side which wicketkeeper Saha misses for five wides but only seven come from that over.
Simmons continues his good start as he hits the first ball of Sandeep's second over through point for a four as Mumbai reach 29 for no loss in three overs.
21:46 Punjab 156-8 (20 ovs) vs Mumbai
Mumbai's bowlers staged a great recovery after Punjab's fiery start as Sehwag and Vohra went after the bowlers in the early overs.
Young leggie Gopal broke the backbone of Punjab's batting with the wickets of Vohra and Maxwell in a single over to finish with two for 32.
Bumrah also excelled with the ball and was particularly impressive in the death overs, taking two for 31.
Mumbai will keep their slim hopes alive in the tournament if they chase down this total and manage to win this match.
21:34 Mumbai's bowlers restrict Punjab to 156: Punjab 156-8 (20 ovs) vs Mumbai
Dhawan shuffles across the stumps to Santokie and laps it fine on the leg side beating the fielder inside the circle for a four. The last ball is short and Bailey pulls it over midwicket for a six to get 14 runs from the over to take the total to 147 for six in 19 overs.
Santokie has been expensive with the ball, taking one for 40 in four overs while picking up a wicket.
The young Bumrah to bowl the final over of the innings. Bailey continues Punjab's good show in the last couple of overs as he lofts a full toss straight down the ground for a six.
But the bowler gets revenge from the next ball as Bailey chips it across the line on the leg side but is caught at deep midwicket for a good knock of 39 from 30 balls, having hit two fours and two sixes.
Beuran Hendricks is foxed completely by the slow off-cutter as he plays all over it but misses and is bowled for a first-ball duck.
Shivam Sharma drives the last ball to the covers for a single as nine runs come from the last over.
Punjab finish on a competitive 156 for eight in their 20 overs. They were 90 for two in the first 10 overs, but they lost six for 66 runs in the next 10 overs to lose the initiative.
21:23 Punjab 133-6 (18 ovs) vs Mumbai
It is going perfect for Mumbai with the bowlers keeping the runs down in the final overs with just the odd boundary in between.
Bailey edges one past the keeper for a four as he tries to drive it through the off-side as 10 runs come from the over.
21:21 Punjab lose way after a good start vs Mumbai:
Punjab 123-6 (17 ovs) vs Mumbai
Akshar Patel flicks Santokie over midwicket for a boundary and two balls later Bailey smashes it past point for another four as nine runs come from the over.
Kumar cripples Punjab further with the wicket of Patel, who is caught in the covers for a six as he mistimes a high full toss.
Rishi Dhawan smacks the first ball he receives over midwicket for a boundary to get off the mark in style.
Punjab are struggling to get close to even the 150-run mark as they reach 123 for six in 17 overs.
21:14 Punjab 107-5 (15 ovs) vs Mumbai
Gopal finishes his spell with a tidy final over for impressive figures of two for 32 in four overs.
Ojha has also made a comeback after two expensive overs to finish with 28 runs from four overs as Punjab reach 104 for four in 14 overs.
Wriddhiman Saha perishes cheaply as he is run out for three courtesy of a direct hit from Ambati Rayudu at mid-on.
Punjab have lost the plot in the last few overs to be reduced to 107 for five in 15 overs.
20:52 Maxwell out for 2 as Punjab stumble after good start: Punjab 93-4 (11 ovs) vs Mumbai
Gopal leaves Punjab in a spot of bother with two wickets in his third over. Vohra, who scored 36 from 34 balls, tries to slog sweep the leg-spinner but misses and is bowled.
Two balls later, Glenn Maxwell lobs a simple catch straight back to the bowler to be dismissed for two as Punjab are reduced to 93 for four in 11 overs.
Punjab 90-2 (10 ovs) vs Mumbai
Santokie comes back and he makes the crucial breakthrough with the wicket of Marsh, who is caught at long-on after a promising innings of 30 from 17 balls.
Just five runs from the over as Punjab reach 90 for two in 10 overs.
20:43 Punjab 85-1 (9 ovs) vs Mumbai
Vohra drives a full delivery back down the pitch as it hits the stumps at the other end. Mumbai have appealed for a run out which is referred to the third umpire who gives the benefit of doubt to the batsmen with not much evidence to prove that Gopal had got a touch to the ball before it hit the stumps.
Gopal drops short and Marsh is quick to pull it through the leg side for a four before he hits a huge six two balls later as Punjab progress to 85 for one in nine overs.
20:37 Punjab 71-1 (8 ovs) vs Mumbai
Ojha continues despite an expensive first over. But this time he manages to exert some control with four runs coming from four balls before Marsh spoils the over with two fours from the last two balls.
The fifth ball is lofted over midwicket for Marsh's first boundary before the last ball flicks his pads and goes fine for four leg byes.
Punjab looking comfortable on 71 for one in eight overs.
20:34 Punjab 59-1 (7 ovs) vs Mumbai
Leg-spinner Shreyas Gopal is introduced. Vohra flicks the first ball on the leg side for a couple before he steers the third past point for a four.
Marsh also getting into the act now as he cuts the fifth ball through the covers for a couple before picking another two down the ground.
Punjab are 59 for one in seven overs.
20:30 Punjab off to a flying start against Mumbai: Punjab 48-1 (6 ovs) vs Mumbai
Left-arm spinner Pragyan Ojha comes into the attack. Vohra slams the first ball down the ground for a six over long-on before Marsh heaves the last ball over midwicket for the same result to get off the mark in grand style as Ojha concedes 14 runs in his first over.
Punjab are looking in control on 48 for one in six overs with Vohra on 23 from 19 balls and Marsh on six.
20:25 Punjab 34-1 (5 ovs) vs Mumbai
Vohra is hit on the pads as he tries to turn Kumar on the leg side but misses and the LBW appeal is turned down. He plays and misses the next ball as he tries to drive it through the off-side as Mumbai continue to build the pressure after Sehwag's dismissal.
Vohra retains strike with a single from the last ball as Punjab reach 34 for one in five overs.
20:20 Punjab 33-1 (4 ovs) vs Mumbai
Jasprit Bumrah comes into the attack after just one over from Santokie. Vohra chips the second ball over mid-off and it goes over Rohit Sharma for a boundary but two balls later he is beaten as he attempts to upper cut the bouncer.
Vohra then goes after a wide delivery which he edges but it beats the fielder at thirdman for another four.
A single from the last ball helps Vohra retain strike as Punjab reach 33 for one in four overs.
Vohra is on 15 from 11 balls with the help of three fours, while Marsh is yet to get off the mark.
Punjab 24-1 (3 ovs) vs Mumbai
Against the run of play, Punjab lose the key wicket of Sehwag, who is run out after a quickfire innings of 17 from 11 balls. The right-hander defended the first ball of the over back down the pitch and set off for a quick single, but to his misfortune the ball hit the non-striker at the other and the bowler Kumar had to just complete an easy run out.
Shaun Marsh is the new batsman and he will look to make it count in his first opportunity in IPL 7.
Just a single from that over as Punjab reach 24 for one in three overs.
20:11 Sehwag, Vohra give Punjab a flying start vs Mumbai: Punjab 22-0 (2 ovs) vs Mumbai
Left-arm pacer Krishmar Santokie to bowl the second over. The first ball is pitched up as Vohra leans forward on one knee and drives it through the covers for a stylish boundary.
Three balls later Sehwag lofts a full delivery back over the bowler's head for a six as Punjab race to 22 for no loss in two overs.
20:06 Punjab 11-0 (1 ov) vs Mumbai
Praveen Kumar to open the bowling and facing him first up is his former India team mate Virender Sehwag with the young Manan Vohra at the other end.
Sehwag drives the first ball through point where Kieron Pollard lets one go through, and it speeds away to the boundary. He launches the next ball over the off-side for a six to get off to a smashing start as 11 runs come from the first over.
19:51 Mumbai elect to bowl vs Punjab, Marsh replaces Miller:
Mumbai Indians captain Rohit Sharma has won the toss and elected to bowl against Kings XI Punjab in Mohali, on Wednesday.
Punjab, who have already qualified for the play-offs, have made one change to their team. Shaun Marsh finally gets his first game of IPL 7 as he comes in for David Miller, who is rested.
Meanwhile, Harbhajan Singh, who plays for Punjab in domestic cricket misses out because of illness and is replaced by pacer Praveen Kumar.