Question: What plot follows Barden University's all-girl a cappella group, The Barden Bellas, as they compete against another a cappella group from their college to win Nationals, and starred an actress known for her role of Alexis in the party film "Project X"?
Sentence (from "Pitch Perfect"): Pitch Perfect is a 2012 American musical comedy film written by Kay Cannon and directed by Jason Moore.
Relevant evidence: Yes