Hit-ITunes top 10 songs Bruno Mars “ Grenade” - Katy Perry “ Firework” - Ke$ha “ We R who we R - Rihanna what's my name?” /Pink “ Raise your glass” /Enrique Iglesias “ Tonight / Wiz Khalifa “ Black and Yellow” / Lil Wayne “6 foot 7 foot” /Trey Songz “ Bottom up” / Black eyed peas “this time (dirty bit)