1

Sia

Pop Singer

2

Mel B

Pop Singer

3

Fergie

Pop Singer

4

Enrique Iglesias

Pop Singer

5

Michael Bublé

Jazz Singer

6

Lauryn Hill

R&B Singer

7

CeeLo Green

R&B Singer

8

Tameka Harris

R&B Singer

9

Tank

R&B Singer

10

Jack Johnson

Rock Singer

11

Jack White

Rock Singer

12

Emma Bunton

Pop Singer

13

Tamia Hill

Soul Singer

14

Tom DeLonge

Rock Singer

15

John Cooper

Rock Singer

16

Dierks Bentley

Country Singer

17

Michale Graves

Punk Singer

18

India Arie

R&B Singer

19

Elephant Man

Pop Singer

20

Faye Tozer

Pop Singer

21

Tye Tribbett

Gospel Singer

22

Sufjan Stevens

Folk Singer

23

Brandon Casey

R&B Singer

24

Aiko

Pop Singer

25

Kyo

Metal Singer

26

Lou Bega

Pop Singer

27

Kristel Verbeke

Pop Singer

28

Jenny Lewis

Rock Singer

29

Brandon Boyd

Rock Singer

30

Frankie J

World Music Singer

31

KT Tunstall

Pop Singer

32

Davey Havok

Punk Singer

33

Randy Houser

Country Singer

34

Ky-Mani Marley

Reggae Singer

35

Jemma Griffiths

Pop Singer

36

Tamika Scott

R&B Singer

37

Anouk Teeuwe

Pop Singer

38

Rob Chapman

Metal Singer

39

Plumb

Pop Singer

40

Jamey Johnson

Country Singer

41

Dean Brody

Country Singer

42

Mohamed Hamaki

World Music Singer

43

Chenoa

Pop Singer

44

María José

Pop Singer

45

Tyler Connolly

Rock Singer

46

Tate Stevens

Country Singer

47

Feist

Folk Singer

48

Raheem Devaughn

R&B Singer