Peter is a composer and a likable sad sack who's devastated when his girlfriend of five years, Sarah Marshall, the star of a cheesy CSI-style crime show, dumps him. He weeps, he rails, he mopes.

Rated 18A. Opens Friday, April 18, at the Cinemark Tinseltown Forgetting Sarah Marshall, a new classic in the raunchy-sweet, slapstick-satire comedy genre, proves that you can’t underestimate ...