Rachel McAdams
Regina George proved she wasn't your average high schooler when she dressed up as a mean (but super sexy) bunny in Mean Girls.
Reese Witherspoon
Elle Woods raised some serious eyebrows when she mistakenly got gussied up in a Bunny outfit for an uptight Harvard Law party in Legally Blonde—too bad no one else was in costume.
Anna Faris
Playing a sexpot who moved in with some awkward co-ed after she got bumped from the Playboy Mansion, the funny gal became the life of the sorority party with this frisky getup in The House Bunny.
Renee Zellweger
Bridget Jones dropped some jaws when she hopped up to a "Tarts and Vicars" party in a Playboy Bunny costume in Bridget Jones' Diary.
Jennifer Love Hewitt
You may not remember the actress' turn as a bunny in the forgettable 2005 TV movie, Confessions of a Sociopath Social Climber—but it happened.
Kirstie Alley
Two years before the brunette came knockin' on Cheers' door, the actress played journalist and feminist icon Gloria Stienem when she went undercover to write a story exposing what went on at the New York Playboy Club in the 1985 TV movie A Bunny's Tale.
NEXT GALLERY: Famous Rabbits and Bunnies in Pop Culture