Beginning in 2010, O'Malley portrayed a recurring character on "Parenthood". He also hosted "The World's Funniest Office Commercials" in 2010. On July 8, 2010, O'Malley received a nomination for the Primetime Emmy Award for Outstanding Guest Actor – Comedy Series for playing Burt Hummel on "Glee". Prior to its second season, O'Malley was made a series regular on "Glee". On August 8, 2010, O'Malley won the Teen Choice Award for Best Parental Unit. He returned to recurring guest star status for the show's third season.