10.  LeBron James
 
9.  Simon Cowell


8.  Bon Jovi


7.  Taylor Swift


6. Tiger Woods


5.  Elton John


4.U2


3.  Justin Bieber


2. Oprah Winfrey


1. Lady Gaga


Fonte:
http://outbrain.biz/2011/08/forbes-top-most-powerful-celebs-in-the-world/