Other than both Hangover movies, Get Him To The Greek is one of the funniest movies I've seen in years. It's about a rock star named Aldous Snow (Russell Brand) who's band Infant Sorrow's last album "African Child" was a critical and commercial disaster, and a young music executive named Aaron Green (Jonah Hill) is given the task of transporting Snow to the Greek theater in Los Angeles within 48 hours to celebrate Infant Sorrow's 10th anniversary performing there. My favorite scene is this scene here (NSFW):