9.)Adele- "Someone Like You" 8.)Gym Class Heroes- "Stereo Hearts" 7.)Bad Meets Evil- "Lighters" 6.)Chris Brown- "She Aint You" 5.)Lady Gaga- "You and I" 4.)Rihanna- "Cheers" 3.)Iyaz- "Pretty Girls" 2.)Foster The People- "Pumped Up Ki… more »