Kelly Clarkson - "(What Doesn't Kill You) Stronger" [+14]
ELIMINATED
ROUND 1: Justin Bieber & Mariah Carey - "All I Want For Christmas Is You" [-9] ROUND 1: Willow ft. Nicki Minaj - "Fireball" [-7] ROUND 2: One Direction - "Gotta Be You" [-8] ROUND 2: Nicola Roberts - "Yo-Yo" [-6] ROUND 3: Lana Del Rey - [-5] ROUND 3: Eric Saade feat. DEV - "Hotter Than Fire" [-4] ROUND 4: Florence + The Machine - "No Light, No Light" [-10] ROUND 4: Girl's Generation - "The Boys" [-7] ROUND 5: One Direction - "What Makes You Beautiful" [-7] ROUND 5: DEV & The Cataracs - "Sunrise" [-7] ROUND 6: will.i.am feat. Jennifer Lopez & Mick Jagger - [-9] ROUND 6: All Time Low - "Time-Bomb" [-5] ROUND 7: Lady Gaga - "Marry The Night" [-4] ROUND 7: Pitbull feat. Chris Brown - "International Love" [-4] ROUND 8: Selena Gomez & The Scene - "Hit The Lights" [-8] ROUND 8: Gym Class Heroes feat. Neon Hitch - "Ass Back Home" [-7] ROUND 9: Rihanna - "You Da One" [-6] ROUND 9: Foster The People - "Don't Stop (Color On The Walls) [-6] ROUND 10: JoJo - "Disaster" [-9] ROUND 10: Foster The People - "Cal It What You Want" [-7] ROUND 11: Beyonce - "Dance For You" [-8] ROUND 11: David Guetta feat. Usher - "Without You" [-5] ROUND 12: Jessie J - "Domino" [-7] ROUND 12: Bruno Mars - "It Will Rain" [-5] ROUND 13: Katy Perry - "The One That Got Away" [-12] ROUND 14: Christina Perri - "A Thousand Years" [-12] ROUND 15: Taylor Swift - "Ours" [-2] SEMI-FINAL: Britney Spears - "Criminal" [-16] FINAL-ROUND Adele - "Set Fire To The Rain" [+13]