People.com's Halloween Party

Silly, Sexy, Cool : Star Halloween Costumes!

From Mariah's naughty firefighter to Kim's Wonder Woman, see how celebs reveal their alter egos

ANGELA BASSETT AND CHILDREN

Safari, so good! Bassett got adventurous at the 2008 Dream Halloween event, dressing up as a safari-bound explorer, while son Slater, 2, went as a giraffe and his twin sister, Brownyn, was pretty in pink as a flamingo.