Christopher Walk...Christopher Walken starred in "The Dead Zone," but its his waxy, corpse-like visage and deadpan demeanor that really scare us. (Photo by Andrew H. Walker/Getty Images)
FergieShe has a super-hot bod, but The Dutchess's face is less bangin' and more busted. Lose the eyebrow ring, Ferg! (Photo by Scott Gries/Getty Images)
Gary BuseyWhether he's helping out fellow recovering addicts on "Celebrity Rehab" or just freaking out fellow celebrities at the Oscars, Busey always appears to be on the verge of something scary. (Photo by Frazer Harrison/Getty Images)
Joan RiversRivers is proud of her many plastic surgeries, which have won her an honored spot among our top 25 super scary stars, but her sharp celeb-skewering tongue is super scary too! (Photo by Chris Jackson/Getty Images)
Billy Bob Thorto...Was it swapping vials of blood with ex-wife Angelina Jolie that makes Billy Bob so creepy? Or is it just his natural aura? (Photo by Frazer Harrison/Getty images)
Marilyn MansonThe mystery of Marilyn Manson is not why he's so scary, but how he manages to get gorgeous girls like Dita von Teese and Evan Rachel Wood to date him? (Photo by Frederick M. Brown/Getty Images)
Ann CoulterIs it just us, or does conservababe pundit Ann Coulter bear a striking resemblance to the creepy Time/Life alien? (Photo by Evan Agostini/Getty Images)
Richard SimmonsIs it his crazy hair, the hysterical tears or the extra-short shorts that send a shiver of fear down one's spine when "Sweatin' to the Oldies?" (Photo by Michael Buckner/Getty Images)
Courtney LoveSo many surgeries and she's still super scary! And scary skinny. And that's all before she even opens her mouth. (Photo by Peter Kramer/Getty Images)
Criss AngelThe "Mindfreak" magician totally freaks us out. (Photo by Ethan Miller/Getty Images)
Amy WinehouseThe singer is still struggling with her personal demons and that scares us, but doesn't she make a great Halloween costume? (Photo by Simone Joyner/Getty Images)
Linda HoganScary cougar mom alert! The former Mrs. Hulkster has moved on to a 19-year-old Hulk-a-like, but has gotten no less terrifying. (Photo by Frederick M. Brown/Getty Images)
Richard BelkzerDetective Munch, those sunglasses are not making you any less scary. Take them off and crack a smile. (Photo by Scott Gries/Getty Images)
Sarah Jessica Pa...Oh SJP, your fashion sense is frightening! This is one Scary Bradshaw. (Photo by Dave Hogan/Getty Images)
Steve BuscemiFormer firefighter and "Sopranos" star Steve Buscemi is class-A creepy. (Photo by Brad Barket/Getty Images)
Janice DickinsonWatch out, scary screamer Jim Cramer! Scary supermodel Janice Dickinson is trying to sink her fangs into you. (Photo by Scott Wintrow/Getty Images)
Howard SternEven after plastic surgery, shock jock Howard Stern is still shockingly scary. (Photo by Stephen Lovekin/Getty Images)
Donatella Versac...Those lips, that hair, that skin... clothing designer Donatella Versace is a fashion world fright. (Photo by Stephen Lovekin/Getty Images)
Flavor FlavWith his oversized clock pendant and solid gold grill, Flavor Flav is more silly than scary. Maybe it's the women on "Flavor of Love" who are truly terrifying? (Photo by Bryan Bedder/Getty Images)
Joan Van ArkFormer "Knot's Landing" babe Joan Van Ark is a frosted, feathery fright. (Photo by Charley Gallay/Getty Images)
Mickey RourkePart-time pugilist and actor Mickey Rourke's oversized clown tie is as terrifying as his swollen face. (Photo by Vittorio Zunino Celotto/Getty Images)
The Cat LadyMeow! Jocelyn Wildenstein, international socialite better known as "The Cat Lady" reportedly spent $4 million on plastic surgery. Both the face and the $4 million figure are super-duper scary. (Photo by Scott Gries/Getty Images)
Willem DafoeIt's no surprise that Willem Dafoe played Nosferatu in "Shadow of a Vampire" - just looking at his smile gives us the willies. (Photo by Andreas Rentz/Getty Images)
Michael JacksonDoes anyone recognize the "Man in the Mirror" anymore? At least he's not wearing pajamas, surgical masks or pajamas in this photo. (Photo by Dave Hogan/Getty Images)
Carrot TopDon't be fooled by his comedy routines, the pumped-up, curly-haired, pointy-eyebrowed performer is the scariest celeb ever! (Photo by Ethan Miller/Getty Images)