Random Pics: Rihanna, Nicole Richie, Lionel Richie & More

Rihanna performs in Dublin, Ireland.

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Jordin Sparks at the Kennedy Center this past weekend.

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Nicole Richie & Joel Madden launch the Richie Madden Children's Foundation in Hollywood, CA. Pics below.

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While Nicole was launching her foundation, her dad was tearing the house down in Melbourne, Australia.

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Christina Milian attends ABC Family's "25 Days of Christmas" in NYC...

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Brad Pitt unveils the site of his "Make It Right" program in New Orleans...


...while Angelina Jolie lurks in the shadows with one of their colored babies.