Somebody I Used to Know Movie Trailer HD - Plot synopsis: Workaholic TV producer Ally (Alison Brie) faces a major professional setback which sends her running to the comforts of her hometown. She spends a whirlwind evening reminiscing with her first love Sean (Jay Ellis) and starts to question everything about the person she's become. Things only get more confusing when she discovers Sean is getting married to Cassidy (Kiersey Clemons) whose confidence and creative convictions remind Ally of who she used to be.