Miley Cyrus dons this terrifying mask that looks like a cross between a baby and an old woman.
Gene Simmons' son Nick Simmons poses with a scary ghost in a haunted attraction at the McCarren Hotel.
Katy Perry shared a throwback picture from a visit to Knott's Scary Farm.
Fergie shared a throwback picture from last Halloween when she and her husband Josh Duhamel dressed up as Elvira and Riff Raff from The Rocky Horror Picture Show.
Carmen Electra snaps a selfie with a creepy-looking crown in a suit.
Ashley Tisdale and her husband Christopher French dressed up as a sexy skeleton couple.
Carmen Electra's pumpkin looks like it belongs on the set of a slasher movie.
Kelly Osbourne and her friend pull off a very convincing Riff Raff and Magenta from The Rocky Horror Picture Show.
Chloë Grace Moretz takes a picture with her scary-looking skeleton friend.
We're not so much scared of Liv Tyler's costume as we are that dark shadowy figure standing next to her.
Nina Dobrev casually reads a magazine while sitting next to the Grim Reaper.