I cannot sing karaoke because it's hard and weird. If I actually tried to sing, I would probably sound good, and I think that's weird and not fun.
"Skylar Astin and Anna Camp Talk 'Pitch Perfect', Auditions, Favorite Songs in the Film, Improv, Filming Vomit Scenes, Go-To Karaoke Songs and More". Interview with Christina Radish, collider.com. October 1, 2012.