Pop superstar Rihanna turns 23 today and RadarOnline.com has sexy pictures of the singer's iconic style transformations over the years!

PHOTOS: Rihanna Through The Years

The Barbados native has undergone massive style transformation since her debut, going from long-haired island girl to cutting edge pop superstar. Now she’s all grown up and rocking her new look and becoming quite the fashionista in the pop world.

Rihanna is set to spend part of her birthday hanging with the best basketball players in the NBA.

PHOTOS: Rihanna - Red Hot & Sexy On NY Video Set

As RadarOnline.com previously reported, the singer is scheduled to perform live Sunday night at the 2011 NBA All-Star game's halftime show at Staples Center in Los Angeles.

Hopefully 2011 will be a better year for Rihanna's love life.

PHOTOS: Check Out A Side-By-Side Comparison And Decide For Yourselves - What Do You Think?

Two years ago, the singer's relationship with R&B star Chris Brown made headlines when he beat her during in a domestic violence dispute that left Rihanna with a bruised and battered face.

After their split, Rihanna began dating baseball star Matt Kemp. After dating for a little over a year, Rihanna and Kemp called it quits and reports surfaced that the two couldn't make their long distant relationship work any longer.

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He picked an interesting day to move out!

Almost five months after Christina Aguilera pulled the plug on her five year marriage to music industry executive Jordan Bratman, RadarOnline.com can exclusively report, he finally moved out of their Beverly Hills mansion -- on Super Bowl Sunday!

"Jordan was moving while she was singing the national anthem on Sunday at the Super Bowl," a source close to the pop star exclusively told RadarOnline.com.

Britney Spears' former agent-turned-boyfriend Jason Trawick has spent lots of quality time with her family. Now, the pop star has returned the favor.

PHOTOS: Britney Spends Weekend With Potential In-Laws

Britney and Jason have been enjoying a getaway in Santa Barbara, California, and got some interesting company on Saturday.

PHOTOS: Britney Spears' Hot Pink Bikini

The couple stopped by Michael's Arts and Crafts store accompanied by his parents. Britney grinned widely as the group left the store with their bags of goodies in hand.

PHOTOS: Britney's Sexy Shoot