All the action as it happened as Wasps hammered Northampton 57-20 to clinch a Zurich Premiership final against Bath.
80 mins: Wasps captain Dallaglio scores their eighth try of the match, naturally converted by Van Gisbergen.
Wasps 57-20 Northampton
76 mins: Nick Beal marks his final game for Northampton before retirement by scoring a fine individual try, converted by Drahm.
Wasps 50-20 Northampton
70 mins: Van Gisbergen adds his sixth conversion after prop Tim Payne flops over the line for a one-yard score.
Wasps 50-13 Northampton
66 mins: Replacement centre Mark Denney breaks from near his own line before feeding Voyce, who cuts a lovely angle inside, and the wing canters over untouched. Van Gisbergen inevitably converts.
Wasps 43-13 Northampton
62 mins: Wasps hit back with a fine try of their own as Josh Lewsey makes a diagonal searing run the width of the field before setting up Paul Volley to power over. Van Gisbergen adds his fourth conversion out of four.
Wasps 36-13 Northampton
58 mins: Andrew Blowers crosses out wide for Northampton's first try of the match after some great hands from Grayson and replacement Shane Drahm, who then adds the conversion.
Wasps 29-13 Northampton
47 mins: Wasps centre Abbott latches onto a pass from Saints scrum-half Mark Robinson and races 80 metres to score what must be the match-winning try. Van Gisbergen converts.
Wasps 29-6 Northampton
47 mins: Erinle nearly gets the first score of the second half but after barrelling through three defenders his stretch for the line leaves him about an inch short.
40 mins: Wasps finish the half on a high as they score another cracking try. After Stuart Abbott makes the initial incision down the left the hosts switch the ball to the other wing, where 6ft 9in Simon Shaw draws two men before feeding the flying Ayoola Erinle. The big centre still has a man to beat but he brushes off Reihana to cross for a marvellous score, which Van Gisbergen converts.
Wasps 22-6 Northampton
40 mins: Wasps score their second try as the pack drives Lawrence Dallaglio over in the corner. Mark van Gisbergen replaces King as kicker and promptly slots the conversion from the touchline.
Wasps 15-6 Northampton
31 mins: The match sparks into life as Tom Voyce scores one of the individual tries of the season. Receiving the ball on the blindside in his own half he cuts inside the cover before beating full-back Reihana with an arcing run. Ben Cohen tries to cover back but Voyce just makes it over in the corner for a glorious try. King is unable to convert.
Wasps 8-6 Northampton
23 mins: Grayson hooks a drop goal wide for Northampton.
17 mins: King misses a kickable penalty after Northampton again infringe at a ruck.
12 mins: Alex King slots a simple penalty to get Wasps on the board.
Wasps 3-6 Northampton
8 mins: Reihana kicks his second penalty after Wasps hold on in a ruck.
Wasps 0-6 Northampton
3 mins: Wasps infringe at a ruck in front of their posts and Bruce Reihana slots the opening points with a penalty.
Wasps 0-3 Northampton
1 min: Paul Grayson gets the match underway and Wasps flanker Joe Worsley is immediately hit with a big tackle by Ben Cohen.
Reigning champions Wasps will be looking for a repeat of what happened at the same stage last season, when they beat Northampton 19-10.
Wasps welcome back England forwards Simon Shaw and Joe Worsley to beef up their pack.
Northampton have Bruce Reihana back at full-back after a rib injury and Paul Grayson is also fit to play.
Elsewhere, Nick Beal moves from full-back to wing, with Ben Cohen playing at centre alongside Mark Tucker, who is back after a hand injury.
Wasps: Van Gisbergen, Lewsey, Waters, Abbott, Voyce, King, Howley, Payne, Leota, Green, Shaw, Birkett, Worsley, Volley, Dallaglio.
Replacements: Nwume, Lock, Gotting, Purdy, Richards, Denney, Erinle.
Northampton: Reihana, Beal, Cohen, Tucker, Clarke, Grayson, Robinson, Smith, Thompson, Taumoepeau, Lord, Connors, Blowers, Fox, Seely.
Replacements: Richmond, Morris, Phillips, Soden, Howard, Leslie, Drahm.
Referee: Chris White (RFU)