Lionel Messi scored four goal by beating Espanyol with 4-0 and touch the 50th goal in La Liga on his personal career this 2011-12 season.
Image from Eorosport
After scoring the fourth against Espanyol, ran to hugs with Pep Guardiola on his final home game. Others also joined and gathered with messi.
He is the also the total top scorer of 72 goals of this season. His nearest Competitor Cristiano Ronaldo scored 45 goals in la liga.