Whip it good!
The Victoria's Secret Angel, 28, wowed in a skimpy retro ringmaster number that would've looked right at home at the lingerie brand's famous runway show.
"I wanted to go 1940s circus so I got this gorgeous outfit, which is original," Kerr told Us Weekly at her spooky soiree held at Catch in New York City on Monday night. See more pics of Miranda's creative costume from PopSugar!
"I just thought it would be something fun because I'm Australian and we don't really celebrate Halloween."