In Pitch Perfect , Fat Amy 's real first name is Patricia .
Beca reluctantly auditions by performing `` Cups ( When I 'm Gone ) '' , which impresses Chloe , and joins the Bellas ( despite Aubrey 's blatant disapproval ) with Cynthia Rose Adams , Stacie Conrad , Lilly Onakuramara , and Fat Amy Hobart .
Pitch Perfect