Who’s popular? Below are artists with hit singles along with paid downloads.

Train ‘Hey, Soul Sister’ (2,724,685 paid downloads)
Justin Bieber ‘Baby’ (1,373,608)
Lady Antebellum ‘Need You Now’ (1,217,292)
Jason Derulo ‘In My Head’ (1,448,509)
The Script ‘Breakeven’ (966,740)
Lady Gaga ‘Telephone’ (1,485,655)
Kesha ‘Blah Blah Blah’ (1,476,154)
Kesha ‘Tik Tok’ (4,370,009)
Lady Gaga ‘Bad Romance'(3,482,250)
Adam Lambert ‘Whataya Want From Me’ (811,818)
Michael Buble ‘Haven’t Met You Yet’ (987,367)
Kris Allen ‘Live Like We’re Dying’ (1,247,663)
Orianthi ‘According To You’ (936,945)
Owl City ‘Fireflies’ (3,536,201)