See Some of the Best Celebrity Halloween Costumes Ever

From cute (Sandra Bullock!) to sexy (Kim Kardashian!), see the celebs' festive alter egos.

Source: http://www.ivillage.com/celebrity-halloween-costumes-2012/1-b-18539?dst=iv%3AiVillage%3Acelebrity-halloween-costumes-2012-18539

Rachael Leigh Cook Rachel Bilson Rachel Blanchard Rachel Hunter Rachel McAdams