Summary: EDM - (1) BT, (2) Joe Jonas, (3) Justin Bieber, (4) Tiesto & BT, (5) Kesha, (6) Rihanna, (7) Mariah Carey, (8) Katy Perry, (9) AnnaGrace, (10) JES, (11) Flo Rida, (12) David Guetta, (13) Pet Shop Boys, (14) Swedish House Mafia, (15) deadmau5...