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 2"): Pitch Perfect 2 is a 2015 American musical comedy film directed and co-produced by Elizabeth Banks and written by Kay Cannon.
Relevant evidence: No