The 9 Sexiest Celebrity Halloween Costumes

‘Tis the season.

Stars — they’re just like us…in that they celebrate major holidays. Although Heidi Klum is the undisputed Queen of Halloween, plenty of other celebrities find a way to get into the holiday spirit. From Kate Upton as a Bionic Marilyn Monroe to Paris Hilton as Miley Cyrus (who was dressed like Lil’ Kim herself), here are our favorite ways these women have celebrated the most wicked night of the year.