What actress appeared on "The Sing-Off" before her role in the film directed and co-produced by Elizabeth Banks?
Pitch Perfect 2:  The film features an ensemble cast, including Anna Kendrick, Rebel Wilson, Hailee Steinfeld, Brittany Snow, Alexis Knapp, Hana Mae Lee, Ester Dean, Chrissie Fit, Kelley Jakle and Shelley Regner as The Bellas. Kelley Jakle:  She is also known for her appearances on the first and second seasons of "The Sing-Off" in 2009 and 2010.
i don't know