Terrorist Chris Brown, Cowgirl Sandra Bullock & More Celebrities Who Dressed Up For Halloween

November 1st, 2012 9:30am EDT

Sandra Bullock With or without little kids by their sides, many celebrities celebrated Halloween on Wednesday. Sandra Bullock went with a "Toy Story" theme, dressing up as cowgirl Jessie in a red cowboy hat and cow-patterned pants. Her son Louis wore a Buzz Lightyear costume.
Singer Avril Lavigne wore a sexy sailor costume to dinner with friends at BOA Steakhouse in Beverly Hills. Earlier this week she was left red faced after her ex-husband Deryck Whibley mocked her in an costume made to look like the pop star.
"How I Met Your Mother" star Alyson Hannigan is a huge fan of the holiday and each year steps out in fancy costume with her family. This time she, her husband Alexis Denisof and their daughters Satyana and Keeva wore matching seahorse outfits.

See more celebrities in Halloween costumes...

Avril Lavigne

Alyson Hannigan, her husband Alexis Denisof and their daughters.

Jenny McCarthy celebrated her 40th birthday in a sexy cat costume at the Gallery Nightclub at Planet Hollywood Resort & Casino in Las Vegas.

Actress Chloe Moretz attended a party in London wearing a ghoulish costume.

Singer Bette Midler loves playing dress up. She hosted the 17th Annual New York Restoration Project Hulaween at the Waldorf Astoria in New York City.

Model Kate Moss looked vampirish at a London Halloween party.

Related: Alyson Hannigan, Avril Lavigne, Bette Midler, Chloe Moretz, Chris Brown, Debbie Harry, Jenny McCarthy, Kate Moss, Katy Perry, Paris Hilton, Sandra Bullock, Starpulse Exclusives, Celebrity, WENN Photos, Photos, Halloween

© 2012

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