Kylie's "Dirrty" Christina Costume
We'd already guessed that Kylie Jenner would be Christina Aguilera for Halloween, we just didn't know how "Dirrty" she was going to be. In a custom Bryan Hearns ensemble that revealed slices of booty and plenty of midriff, Kylie made for a pretty believable Christina.
But the pop star had a bunch of memorable style moments when she got her start in the '90s, and plenty of them became iconic. We aren't just talking music videos here; we rounded up some of Christina's finest red carpet looks and daring concert crop tops. Read on to catch another glimpse of Kylie as X-Tina, then find 15 other ways she could've pulled off the costume.