#10 ELLIE GOULDING--LIGHTS..
#9 PITBULL--BACK IN TIME..
#8 DAVID GUETTA + SIA--WILD ONES..
#7 CHER LLOYD--WANT U BACK..
#6 SAMMY ADAMS--ONLY ONE..
#5 B.O.B + TAYLOR SWIFT--BOTH OF US..
#4 ONE DIRECTION--ONE THING..
#3 USHER--SCREAM..
#2 RIHANNA--WHERE HAVE YOU BEEN..
#1 CARLY RAE JEPSEN--CALL ME MAYBE!!!!!!!!!!!!!!!!!
