On Location

Soulja Boy celebrated his 20th birthday and Kanye West visited the Twitter headquarters. See where the rest of your favorite artists hung out this week.

Lost & Found - Lost Boy Mr. Cheeks, Do It All of Lords of the Underground fame and Chelsea Skyes pose backstage during Foxy Brown's show at B.B. King Club & Grill.

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Lost & Found - Lost Boy Mr. Cheeks, Do It All of Lords of the Underground fame and Chelsea Skyes pose backstage during Foxy Brown's show at B.B. King Club & Grill.

Show Stoppers - Fergie and will.i.am give their all during a Black Eyed Peas performance at Toronto’s Air Canada Center.

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Show Stoppers - Fergie and will.i.am give their all during a Black Eyed Peas performance at Toronto’s Air Canada Center.

Cassie - Cassie shows what her momma gave her during her performance.

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Cassie - Cassie shows what her momma gave her during her performance.

Still Ill - Fox Boogie takes the stage at New York’s BB King Club & Grill.

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Still Ill - Fox Boogie takes the stage at New York’s BB King Club & Grill.

Order in the Court - Foxy arrives in Brooklyn Criminal Court with her new lawyer to face charges of public lewdness, harassment and contempt for violating an order of protection.

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Order in the Court - Foxy arrives in Brooklyn Criminal Court with her new lawyer to face charges of public lewdness, harassment and contempt for violating an order of protection.

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Tweet, Tweet, Tweet! - Yeezy premiered a new verse for Twitter employees. He also paid Facebook headquarters a visit this week.

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Tweet, Tweet, Tweet! - Yeezy premiered a new verse for Twitter employees. He also paid Facebook headquarters a visit this week.

Down Under - Kelly Rowland  snaps a shot with fans at the launch of the new iPhone 4 in Sydney, Australia.

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Down Under - Kelly Rowland snaps a shot with fans at the launch of the new iPhone 4 in Sydney, Australia.

Diddy - Puff cheeses with the winner of M&M's Party Like Diddy Sweepstakes.

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Diddy - Puff cheeses with the winner of M&M's Party Like Diddy Sweepstakes.

Rising Icons - J.Cole, Estelle, Chauncey Hamlett and Melanie Fiona hit the red carpet for the launch of BET's "Rising Icons 2."

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Rising Icons - J.Cole, Estelle, Chauncey Hamlett and Melanie Fiona hit the red carpet for the launch of BET's "Rising Icons 2."

Alumni - A former rising icon, Wale stopped by the "Rising Icons 2" launch to show support to his successors.

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Alumni - A former rising icon, Wale stopped by the "Rising Icons 2" launch to show support to his successors.

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Gettin' Grown - Soulja Boy is all smiles during his 20th birthday party in Hollywood.

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Gettin' Grown - Soulja Boy is all smiles during his 20th birthday party in Hollywood.

Best Wishes - Teairra Mari stops by to wish Soulja Boy a happy 20th birthday.

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Best Wishes - Teairra Mari stops by to wish Soulja Boy a happy 20th birthday.

He Got Game - Justin Timberlake hoops it up on the set of his new movie "Friends With Benefits" co-starring Woody Harrelson.

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He Got Game - Justin Timberlake hoops it up on the set of his new movie "Friends With Benefits" co-starring Woody Harrelson.

On the Scene - Terrence J chucks the deuce on the "Rising Icons 2" red carpet.

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On the Scene - Terrence J chucks the deuce on the "Rising Icons 2" red carpet.

Caribbean Connection - Usher and Chris Brown bring out the energy God, Elephant Man, for a performance in Jamaica.

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Caribbean Connection - Usher and Chris Brown bring out the energy God, Elephant Man, for a performance in Jamaica.

Gal Pals - Christina Milian is spotted with pal Serena Williams right outside Madeo restaurant in Beverly Hills.

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Gal Pals - Christina Milian is spotted with pal Serena Williams right outside Madeo restaurant in Beverly Hills.