Shane Long scored his first goal in the Barclays Premier League since the same day to put Saints ahead . Jason Shackell diverted Ryan Bertrand 's cross into his own net for second Southampton goal . Keeper Fraser Forster had to be carried off on a stretcher following an innocuous challenge by Sam Vokes . Manager Ronald Koeman was serenaded by the St Marys crowd with their rendition of Happy Birthday .
Shane Long scored his first goal in the Barclays Premier League since November to put Saints ahead . Jason Shackell diverted Ryan Bertrand 's cross into his own net for second Southampton goal . Keeper Fraser Forster had to be carried off on a stretcher following an innocuous challenge by Sam Vokes . Manager Ronald Koeman was serenaded by the St Marys crowd with their rendition of Happy Birthday .