#10 WIZ KHALIFA--WORK HARD PLAY HARD..
#9 DAVID GUETTA + SIA--TITANIUM..
#8 JUSTIN BIEBER--BOYFRIEND..
#7 B.O.B + TAYLOR SWIFT--BOTH OF US..
#6 CARLY RAE JEPSEN--CALL ME MAYBE..
#5 PITBULL--BACK IN TIME..
#4 RIHANNA--WHERE HAVE YOU BEEN..
#3 MAROON 5 + WIZ KHALIFA..
#2 ONE DIRECTION--ONE THING..
#1 SONG USHER SCREAM!!!!!!!!!!!!!!!!!!!!!!
