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Nick Lachey

American singer, actor, producer and television personality

1

Ashlee Simpson

American singer, actress, dancer

2

98 Degrees

American boy band

3

Michelle Branch

American singer-songwriter and guitarist

4

Pink

American singer and songwriter

5

Christina Milian

American singer, songwriter and actress

6

Ciara

American singer

7

Destiny's Child

American rhythm and blues girl group

8

JoJo

American actor-singer

9

The Pussycat Dolls

American girl group and dance ensemble

10

Gwen Stefani

American singer-songwriter

11

Stevie Nicks

American singer and songwriter, member of Fleetwood Mac

12

Kelly Rowland

American singer, songwriter, actress

13

Christina Aguilera

American singer, songwriter, and television personality

14

Jonas Brothers

American pop rock band

15

Nick Jonas

American singer and actor

16

Natasha Bedingfield

English singer and songwriter

17

Miley Cyrus

American singer, songwriter and actress

18

Nicole Scherzinger

American singer, songwriter, and dancer

19

Alanis Morissette

Canadian-American singer-songwriter

20

Vanessa Carlton

American singer-songwriter

21

Beyoncé

American artist

22

Katy Perry

American singer

23

Mariah Carey

American singer and songwriter

24

Justin Timberlake

American singer, songwriter, record producer, and actor from Tennessee

25

Alicia Keys

American singer, musician, composer and actress

26

Hilary Duff

American actress and singer

27

Kelly Clarkson

American recording artist; singer-songwriter, actress, and television personality

28

Foxy Brown

American rapper, model, and actress

29

Amy Lee

American singer, songwriter and pianist

30

India.Arie

American singer-songwriter, guitarist, and flautist

31

Pete Wentz

American musician

32

Jessy J

American musician

33

Lisa Scott-Lee

British singer

34

Britney Spears

American singer, songwriter, dancer, and actress

35

Mandy Moore

American singer, songwriter, actress and voice actress

36

Janet Jackson

American singer, songwriter and actress from Indiana

37

Ashford & Simpson

songwriting-production team

38

Rihanna

Barbadian singer, songwriter, and businesswoman