Amanda Bynes massive ponytail of extensions is what will haunt us the most.
Mothers beware: Keep you barely-legal boys away from Jennifer Lopez and her cougar talons!
Vanessa Hudgens is a slutty witch, right? Then Joseph Gordon-Levitt and Marion Cotillard are paying homage to Mad Men? And Britney Spears went as herself 10 years ago pre-umbrella stabbing?
We just have no idea if these are real or dress-up, honestly.
Yes, yes it is—and that's a real Nicki Minaj holding it. Genius costume idea, kids.
This Halloween: Emma Stone is the walk of shame incarnate.
We're glad Eva Longoria decided to go as a giant roll of toilet paper, ya never know when that can come in handy.
Katy Perry's costume comes with two vampire accessories. Go ahead, girl, let Neil Patrick Harris have a nibble.
In which Justin Timberlake and Jessica Biel dress like two hobos in hats.
The day Lady Gaga wears a costume is the day she rolls out of bed in sweatpants and sneakers.