Watts shows off her stylish baby bump at an event in Beverly Hills. Plus: Britney, Amanda & Zach and more

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Christina Aguilera puckers up to her old pal Mickey Mouse at the Disney-MGM Studios in Lake Buena Vista, Fla., on Wednesday. Though she first appeared on Star Search in 1990, the singer's career took off after she joined The Disney Channel's The New Mickey Mouse Club three years later.