I don't know what Paris Hilton's cat-thing out-fit is supposed to be. Any excuse to get as nude as possible!
I also don't have a clue what Hillary Duff is supposed to be.
I think someone forgot to tell Mariah Carey it was a costume party, but someone certainly her boobs to get out and do their thang
Love the little black and yellow striped socks on Denise Richards' kid! So cute.