Rihanna Fashion Evolution: What's Her Best Look?

Check out Rihanna's fashion evolution through the years.

2007:    Grammys                              MTV Awards

2008:    BET Awards                                   AMAs

2009:    MET Costume Institute Gala   

2010:  AMAs                             Grammys                 

2011:    Brit Awards                           Billboard Awards

2012: Grammys

2012: Fall Fashion Week