Jon Kopaloff/FilmMagic
2007
The singer made a style statement at her first Grammys when she wore a green, one-shoulder Roberto Cavalli gown.
Frazer Harrison/Getty Images
2008
"Umbrella"-era Rih opted for a short blue Zac Posen dress and short hair.
Gregg DeGuire/FilmMagic
2011
Who could forget the sheer madness when a red-headed Rihanna arrived see-through Jean Paul Gaultier gown at the 53rd Annual Grammy Awards on February 13, 2011.
Jason Merritt/Getty Images
2012
On February 12, 2012, Rihanna turned up the sexy at the 54th Annual Grammy Awards with a black dress that she designed with Giorgio Armani.
Jon Kopaloff/FilmMagic
2015
The "Diamond" singer had all eyes on her when she took over the red carpet in a hot pink Giambattista Valli creation.

