What better way to celebrate Rihanna than by highlighting the many times she's wowed us with her trendsetting hair.

For some reason, Rihanna felt the need to post pictures of her protruding posterior to sell her new hair care product.

Rihanna has already wowed us with more hair transformations this year than ... all eyes were on Rihanna's new hairstyle as she debuted her long black cornrows. The outing came only the day after ...

the 36-year-old sports XXL strands that blend from brownish-black at the root right through to rich magenta at the ends. We're branding it: ombre orchid hair. Rihanna's new hair is quite the ...

the "Umbrella" singer opted for a long black coat with black buttons, gold jewelry, a black purse and had her hair parted to the side. Throughout the hearing, Rihanna would put on a pair of black ...

Rihanna knows exactly what her audience came for ... 'cause she's promoting Fenty hair products in her most recent post -- but, a whole bunch of people online are going ...