Adele is 25
B.o.B is 24 Akon is 40 50 Cent is 37 Bruno Mars is 27 Chris Brown is 24
Avril Lavigne is 28 Alicia Keys is 32
David Guetta is 45 Drake is 26 Beyoncé is 31 Britney Spears is 31 Justin Bieber is 19 Flo Rida is 33 Black Eyed Peas Coldplay Katy Perry is 28 Jason Derulo is 23 Christina Aguilera is 32 Madonna is 54 Lady Gaga is 27 Kesha is 26 Eminem is 40 Maroon 5 LMFAO Lil Wayne is 30
Enrique Iglesias is 38 Mariah Carey is 43 One Direction Nicki Minaj is 30 Jennifer Lopez is 43 Michael Jackson was 50 Pitbull is 32 Taylor Swift is 23 Pink is 33 Robbie Williams is 39
Rihanna is 25 Usher is 34
Shakira is 36 Whitney Houston was 48
