The film is considered to be influential for helping to revive the popularity of adult-aimed R-rated comedies , along with Wedding Crashers , and establishing Judd Apatow 's successful career as a director , which lead for him to direct such films as Knocked Up , Funny People , This is 40 , and Trainwreck ( film ) .
The films Funny People , This is 40 and Trainwreck were directed by Judd Apatow .