Hopeless romantic and struggling musician Peter Bretter (Jason Segel) is in a happy relationship with a famous TV actress, Sarah Marshall (Kristen Bell). When Sarah breaks up with him out of the blue, Peter's world is shattered. In an attempt to regain some control over his life and heal from the breakup, he goes on holiday to Hawaii only to find that Sarah and her new, larger-than-life boyfriend Aldous Snow (Russell Brand) are staying at the same hotel. Forgetting Sarah Marshall explores the multi-layered nature of romance and relationships, in a hilarious, raunchy, and relatable way. If you've ever had a nightmare about running into your ex while on holiday, this movie shows exactly how horrible and hilarious it can be.