 Collison returned to UCLA for his junior and senior years and ended up playing in a total of 142 games at UCLA, tied for the most ever.In his senior year in 2008–09, he was named to the All-Pac-10 team after averaging 14.4 points, 4.7 assists, and 1.6 steals per game.He led the conference in free throw percentage, and was third in assists, steals, and assists-to-turnover ratio.