CONTESTANTS:
blink-182 - Up All Night
Avril Lavigne - Wish You Were Here
Beyoncé - Countdown Beyoncé - Love On Top
Britney Spears - Criminal
Christina Perri - A Thousand Years
Coldplay - Paradise
Evanescence - What You Want
Florence + The Machine - Shake It Out
Florence + The Machine - What The Water Gave Me
Girls' Generation - The Boys
Hot Chelle Rae - I Like It Like That
Jennifer Lopez - Papi
Joe Jonas - Just In Love
Kelly Clarkson - Mr. Know It All
Leona Lewis - Collide
LIGHTS - Toes Rihanna - We Found Love
Sara Bareilles - Gonna Get Over YOu
Simple Plan - Astronaut
The Ting Tings - Hang It Up
Off:
Avril Lavigne - Wish You Were Here
Beyoncé - Countdown
Britney Spears - Criminal
Save:
Florence + The Machine - Shake It Out
Florence + The Machine - What The Water Gave Me