Rihanna, the 23-year-old Barbadian singer has the biggest fan following on Facebook. She recently toppled Lady gaga on the Facebook fan following. The pop-star debuted in 2005, with her album, Music of the Sun, which peaked in the top ten of the Billboard 200 chart and features the Billboard Hot 100 hit single Pon de Replay.

In just less than a year, her second album A Girl Like Me was again a major hit. Among her other awards is the Grammy, which she won for Best Rap/Sung Collaboration for Umbrella, featuring Jay-Z.

Rihanna has sold more than 20 million albums and 60 million singles which makes her one of the best selling artists of all time. She is the youngest artist in Billboard charts history to achieved ten number-one singles on the Hot 100.

Rihanna made headlines when her ex-boyfriend Chris Brown assaulted her physically and got her fans really outraged. Her latest release was 'Loud' that was released in November 2010. Her latest international single was Man Down which was released in Europe in July 2011. She is rumored to be currently dating Canadian recording artist and actor Aubrey Drake Graham.

Rihanna Best Looks in 5 years 2007
Barbadian singer Rihanna arrives on the red carpet for the 59th Bambi media awards ceremony in the western German city of Duesseldorf November 29, 2007. Each year, the German media company 'Hubert Burda Media', honours celebrities from the world of entertainment, literature, sport and politics. REUTERS/Wolfgang Rattay
Rihanna Best Looks in 5 years 2007
Rihanna accepts the award for Favorite Soul/R&B Female Artist at the 2007 American Music Awards in Los Angeles, California November 18, 2007. REUTERS/Mike Blake
Rihanna Best Looks in 5 years 2008
Singer Rihanna poses with her awards for favorite female artist in the pop/rock and soul/R&B categories at the 2008 American Music Awards in Los Angeles November 23, 2008. REUTERS/Phil McCarten
Rihanna Best Looks in 5 years 2008
Singer Rihanna arrives at the 2008 American Music Awards in Los Angeles November 23, 2008. REUTERS/Phil McCarten
Rihanna Best Looks in 5 years 2008
Singer Rihanna takes a picture during her arrival in Manila November 15, 2008. Rihanna is in Manila for a back-to-back concert with another artist Chris Brown on November 16. REUTERS/Cheryl Ravelo
Rihanna Best Looks in 5 years 2009
Singer Rihanna blows a kiss at an outdoor concert in New York's Times Square during an appearance on ABC's Good Morning America, November 24, 2009. REUTERS/Finbarr O'Reilly
Rihanna Best Looks in 5 years 2009
Rihanna performs "Wait Your Turn" at the 2009 American Music Awards in Los Angeles, California November 22, 2009. REUTERS/Mario Anzuoni
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