Judd Apatow’s films—The 40 Year Old Virgin, Knocked Up, and Funny People—feature emotionally immature men forced to grow up after confronting sex, responsibility, and death. Of all Apatow’s movies, This is 40 may be his most personal; it stars his wife, Leslie Mann, their two daughters, and one of his long-time heroes, Albert Brooks. Apatow thinks of each movie he makes as a letter, telling him something he needs to know about how better to live life.

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