A few streamers, a handful of balloons, and an ice cream cake just don't cut it when you're a movie star or pop royalty. The celebration of each new year in the fab life of a celebrity is cause for over-the-top decor, crazy themes, and an A-List guest list befitting of an awards show.

Take a flip through for the most outrageous bashes - from Paris Hilton's five day 21st birthday bender, to Hillary Clinton's high-ticket price affair!