Rihanna: R U Ready?

Rihanna arrives at the 20th Annual Kid's Choice Awards held at UCLA on March 31, 2007. (Photo by Frazer Harrison/Getty Images)

Rihanna poses at Z100's Jingle Ball 2006.

(Photo by Bryan Bedder/Getty Images)

Rihanna performs on the stage during the Nobel Peace Prize Concert at Oslo Spektrum on December 11, 2006 in Oslo, Norway. (Photo by MJ Kim/Getty Images)

Rihanna arrives at the Clive Davis pre-Grammy party held at the Beverly Hilton on February 10, 2007 in Beverly Hills, California. (Photo by Vince Bucci/Getty Images)

Rihanna arrives at the 2008 BET Awards held at the Shrine Auditorium on June 24, 2008 in Los Angeles, California. (Photo by Frazer Harrison/Getty Images)

Rihanna arrives at Nickelodeon's 2008 Kids' Choice Awards held at UCLA's Pauley Pavilion on March 29, 2008 in Westwood, California. (Photo by Alberto E. Rodriguez/Getty Images)

Rihanna performs on stage at the RDS on February 27, 2008 in Dublin Ireland.

Rihanna at the Brit Awards 2008 at Earls Court on February 20, 2008 in London, England. (Photo by Gareth Cattermole/Getty Images)

Chanel - Paris Fashion Week Spring/Summer 2010
(Photo by Pascal Le Segretain/Getty Images)

Rihanna attends the Givenchy Pret a Porter show as part of the Paris Womenswear Fashion Week Spring/Summer 2010 on October 4, 2009 in Paris, France. (Photo by Pascal Le Segretain/Getty Images)

Rihanna attends the Jean-Paul Gaultier Pret a Porter show during Paris Womenswear Fashion Week Spring/Summer 2010 on October 3, 2009 in Paris, France. (Photo by Pascal Le Segretain/Getty Images)

Rihanna arrives at the Balmain Pret a Porter show as part of the Paris Womenswear Fashion Week Spring/Summer 2010 on October 1, 2009 at Intercontinental Paris Grand Hotel in Paris, France (Photo by Pascal Le Segretain/Getty Images)

Rihanna arrives at the Balmain Pret a Porter show as part of the Paris Womenswear Fashion Week Spring/Summer 2010 on October 1, 2009 at Intercontinental Paris Grand Hotel in Paris, France (Photo by Pascal Le Segretain/Getty Images)

Singer Rihanna and designer Giuseppe Zanotti in New York City Sept. 10, 2009. (Photo by George Napolitano/Getty Images For Giuseppe Zanotti)

Rihanna attends the UK film premiere of "Inglourious Basterds" at the Odeon Leicester Square on July 23, 2009 in London, England. (Photo by Chris Jackson/Getty Images)

Rihanna visits the hand and foot spa at Carol's Daughter on June 16, 2009 in New York City. (Photo by Joe Corrigan/Getty Images)

Rihanna attends Game Four of the 2009 NBA Finals between the Los Angeles Lakers and the Orlando Magic. (Photo by Elsa/Getty Images)

Rihanna attends the Island Def Jam Spring Collection party at Stephen Weiss Studio on May 20, 2009 in New York City. (Photo by Theo Wargo/Getty Images for Island Def Jam)

Rihanna attends DKMS' 3rd Annual Star-Studded Gala at Cipriani 42nd Street on May 7, 2009 in New York City. (Photo by Andrew H. Walker/Getty Images for Sunshine Sachs)

Rihanna poses on the red carpet as she arrives at the 2009 Pre-Grammy Gala & Salute to Industry Icons event in Beverly Hills on February 7, 2009. (Photo by Jason Merritt/Getty Images)

Rihanna attends the Verizon & BlackBerry's Grammy Party at Boulevard 3 on February 6, 2009 in Los Angeles, California. (Photo by Noel Vasquez/Getty Images)

Rihanna performs at the NFL Pepsi Smash Super Bowl Concert held at the Ford Amphitheatre at the Florida State Fairgrounds on January 29, 2009 in Tampa, Florida. (Photo by Kevin C. Cox/Getty Images for NFL)

Rihanna performs at the NFL Pepsi Smash Super Bowl Concert held at the Ford Amphitheatre at the Florida State Fairgrounds on January 29, 2009 in Tampa, Florida. (Photo by Kevin C. Cox/Getty Images for NFL)

Z100's Jingle Ball 2008 - Show on December 12, 2008 in New York City. (Photo by Scott Gries/Getty Images)

Rihanna poses in the press room during Z100's Jingle Ball at Madison Square Garden on December 12, 2008 in New York City. (Photo by Bryan Bedder/Getty Images)

Rihanna poses in the press room during the 2008 American Music Awards held at Nokia Theatre L.A. LIVE on November 23, 2008 in Los Angeles, California. (Photo by Frederick M. Brown/Getty Images for AMA)

Entertainment Weekly GRAMMY After Party Toasting LA Reid. (Photo by Stephen Shugerman/Getty Images)

Rihanna poses with the awards for Favorite Female Artist in the categories of Pop/Rock and Soul Rhythm and Blues Music in the press room during the 2008 American Music Awards held at Nokia Theatre L.A. LIVE on November 23, 2008 in Los Angeles, California. (Photo by Frederick M. Brown/Getty Images for AMA)

Rihanna arrives at the 2008 American Music Awards held at Nokia Theatre L.A. LIVE on November 23, 2008 in Los Angeles, California. (Photo by Frazer Harrison/Getty Images for AMA)

Singer Rihanna performs onstage during the 2008 American Music Awards reahearsals held at the Nokia Theatre L.A. Live on November 20, 2008 in Los Angeles, California. (Photo by Kevin Winter/Getty Images for AMA)

Singer Rihanna attends UNICEF's 2008 Snowflake Lighting at Grand Army Plaza on November 19, 2008 in New York City. (Photo by Bryan Bedder/Getty Images)

Rihanna attends the 2008 Spirit of Life Award dinner honoring Doug Morris on October 15, 2008 in Santa Monica, California. (Photo by Frederick M. Brown/Getty Images)

Rihanna arrives at the 2008 MTV Video Music Awards at Paramount Pictures Studios on September 7, 2008 in Los Angeles, California. (Photo by Dave Hogan/Getty Images)

Singer Rihanna performs onstage at the 2008 MTV Video Music Awards on the Paramount Studios lot on September 7, 2008 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Rihanna performs during the 3rd This Day Africa Rising concert on July 11, 2008 in Abuja, Nigeria. (Photo by Dan Kitwood/Getty Images)

Rihanna performs at the Louisiana Superdome during the 2008 Essence Music Festival on July 4, 2008 in New Orleans, Louisiana. (Photo by Sean Gardner/Getty Images)