Stars dress for Halloween

Heidi Klum, is that you? The supermodel and "Project Runway" host went really old school as an old woman for her 14th Annual Halloween Party at Marquee in New York on Oct. 31.

TV personalities Coco and Ice-T do the naughty school girl and commando thing as they attend Heidi Klum's 14th Annual Halloween Party in New York on Oct. 31.

Recording artist Nick Hissom is Scooby Doo at Heidi Klum's 14th Annual Halloween Party in New York.

The Blonds attend Heidi Klum's Halloween Party dressed as George Michael and naked hitchhiking Madonna in New York on Oct. 31.

Model Lindsay Ellingson is Sandy from "Grease" for Heidi Klum's 14th Annual Halloween Party on Oct. 31.

Celeb blogger Perez Hilton goes for the foam-fingered Miley Cyrus look at Heidi Klum's 14th Annual Halloween Party on Oct. 31.

Actor Jeremy Piven is a gangster for Treats! Magazine's 3rd Annual Trick or Treats! Halloween Party in LOs Angeles on Oct. 31.

Paris Hilton is Madonna from her "Like a Virgin" days alongside model River Viiperi as Jesus at Treats! Magazine's 3rd Annual Trick or Treats! Halloween Party in Los Angeles.

Actor Aaron Paul and his wife Lauren Parsekian attend Treats! Magazine's 3rd Annual Trick or Treats! Halloween Party on Oct. 31.

TV personality Bethenny Frankel does her best Marilyn Monroe at Heidi Klum's 14th Annual Halloween Party in New York.

Jay Manuel and June Ambrose attend Heidi Klum's 14th Annual Halloween Party at Marquee in New York.

Singer Iggy Azalea is dressed as Cruella de Vil from "101 Dalmations" at the VEVO Halloween showcase at The Oval Space in London on Oct. 31.

Actor Richard Kind clowns around at Heidi Klum's 14th Annual Halloween Party in New York alongside a sexy leprechaun.

Jason Schwartzman, left, and host Jimmy Fallon perform their Halloween song, "Mr. Scarecrow," on "Late Night" on Oct. 31.

"106 & Park" host Bow Wow is king for a day at the 106 & Park studio in New York on Oct. 31.

TV host Kelly Ripa dons a NASA jumpsuit as she participates in New York's 40th Annual Village Halloween parade on Oct. 31.

Reality TV star Honey Boo Boo, front center, and her family dress up as the Kardashians for Halloween in Georgia. The family was filming a Halloween episode for "Here Comes Honey Boo Boo" in McIntyre, Ga.

TV personality Katie Couric attends the 18th Annual "Hulaween in the Big Easy" event at The Waldorf Astoria in New York.

John Demsey and Kelly Killoren Bensimon attend the 18th Annual "Hulaween in the Big Easy" event at The Waldorf Astoria in New York.

Designer Michael Kors, left, and husband Lance LePere attend the 18th Annual "Hulaween in the Big Easy" event at The Waldorf Astoria in New York.

Actor Hugh Grant attends The UNICEF Halloween Ball at One Mayfair in London on Oct. 31.

Singers Robbie Williams and Lily Allen duet at the UNICEF UK Halloween Ball at One Mayfair in London.

Questlove DJs at Heidi Klum's 14th Annual Halloween Party in New York on Oct. 31.

Shhh. Singer/actress Demi Lovato is a scary sight at her Halloween party in West Hollywood, Calif., on Oct. 31.

Paris Hilton dressed up as one version of Miley Cyrus for a Halloween party at the Playboy Mansion in Los Angeles on Oct. 26.

Actor Chord Overstreet is dressed as Charlie Hunnam's character Jax from the FX motorcycle drama "Sons of Anarchy" at a Hollywood, Calif., party on Oct. 26.

Nicky Hilton is a naughty schoolgirl as she attends the Playboy Mansion party in Los Angeles on Oct. 26.

Actress Kristin Chenoweth is a S.W.A.T. officer and actor Jake Pavelka is a Stormtrooper at a party in Hollywood, Calif.

Actress Goldie Hawn and actor Kurt Russell arrive at Kate Hudson's house party in Los Angeles dressed as Hansel and Gretel, or something involving lederhosen.

Ellen DeGeneres channels the breast-revealing getup of singer Nicki Minaj during a Halloween costume reveal on "Ellen."

Reality TV star Kendra Wilkinson told TODAY during an appearance on Oct. 31 that she was supposed to be Elvis, but that maybe she was Sharon Stone's character in the film "Casino."

TODAY's Savannah Guthrie, left, and Natalie Morales appear as TV icons Laverne and Shirley during the show's Halloween costume reveal on Oct. 31.

TODAY's Al Roker, a self-described "A-Team" fanatic, barely needs a reason to dress as Mr. T as he did at New York's Rockefeller Plaza on Oct. 31.

TODAY's Kathie Lee Gifford, left, and Hoda Kotb serve Brontosaurus burgers dressed as Wilma and Betty from "The Flintones" on Oct. 31.

TODAY's Willie Geist tries not to overheat from all that chest hair as he appears on Rockefeller Plaza dressed as David Hasselhoff's character, Mitch, from "Baywatch."

Matt Lauer slowly runs down the Rockefeller Plaza "beach" on TODAY on Oct. 31 dressed as Pamela Anderson's iconic "Baywatch" character, C.J.

"Fox & Friends" hosts, from left, Heather Childers, Steve Doocy, Elisabeth Hasselbeck, Maria Molina and Brian Kilmeade wear "Duck Dynasty" beards and bandannas for Halloween in New York on Oct. 31.

Bethenny Frankel took viewers of her show to Candy Land for Halloween with a completely edible candy set at the CBS Broadcast Center in New York on Oct. 28.

E! "Fashion Police" regular George Kotsiopoulos sports green alien makeup at the 3rd Annual Midori Green Halloween at Bootsy Bellows in West Hollywood, Calif., on Oct. 29.

Singer Christina Milian, left, goes for green camo bodysuit, and actress Shenae Grimes is Poison Ivy at the 3rd Annual Midori Green Halloween party in West Hollywood, Calif.

Actress Jenna Ushkowitz is a fighter pilot as she arrives at the 3rd Annual Midori Green Halloween at Bootsy Bellows on Oct. 29.

Actress Michelle Trachtenberg is a spider queen at the Casamigos Halloween Party at the home of Mike Meldman in Beverly Hills, Calif., on Oct. 25.

Actress Kelly Brook is Marie Antoinette at the Casamigos Halloween Party in Beverly Hills, Calif., on Oct. 25.

Actress Francesca Eastwood attends the Casamigos Halloween Party in Beverly Hills, Calif., on Oct. 25.

Model Alessandra Ambrosio is the evil Queen of Hearts from "Alice in Wonderland" at the Casamigos Halloween Party on Oct. 25.

TV personality Ryan Seacrest sports a "Phantom of the Opera" mask at the Casamigos Halloween Party.

Actor John Stamos attends the Casamigos Halloween Party with a bit of evil intent, as the devilish horns on his head would indicate.

Actor David Spade gives the signature thumbs-up of celebrity photographer Terry Richardson in costume for the Casamigos Halloween Party on Oct. 25.

Actress Elisabetta Canalis, one-time love of George Clooney, is Wonder Woman on Oct. 25 in Beverly Hills, Calif.

Actor Larry David, left, and a friend pull off a conjoined twins costume with the help of a large sweater and a scarf on Oct. 25 in Beverly Hills, Calif.

"Dancing With the Stars" pro dancer Derek Hough is a punk rocker at the Casamigos Halloween Party in Beverly Hills, Calif.

Former "Jersey Shore" buds Nicole "Snooki" Polizzi, left, and Jennifer "JWoww" Farley dress as Tweedle Dee and Tweedle Dum at their Halloween party, "Night of the Living Drag," at Providence in New York on Oct. 25.

TV personality Martha Stewart is Fairy GrandMartha and actor Hal Sparks is a character from the video game "Assassin's Creed" at Hub Network's First Annual Halloween Bash at Barker Hangar in Santa Monica, Calif., on Oct. 20.

Reality TV personality Stephanie Pratt is dressed as a genie as she leaves a private Halloween party in Beverly Hills, Calif.

Actor Jesse Tyler Ferguson, as Batman, and Justin Mikita, as Robin, arrive at a Halloween party in Hollywood, Calif.

TV hosts Kelly Ripa, as Miley Cyrus, and Michael Strahan, as Robin Thicke, right, recreate a bit of the infamous MTV Video Music Awards twerking performance.

Cindy Crawford, left, and her husband, Rande Gerber, are Slash and Axl Rose from Guns N' Roses at a Halloween party in Beverly Hills, Calif.

Actor Chris Colfer, left, is Sexy R2D2 as he arrives with fellow "Glee" star Ashley Fink at Warwick Club for a Halloween party in Los Angeles on Oct. 26.

"Modern Family" actor Rico Rodriguez is a zombie as he stumbles into Hub Network's First Annual Halloween Bash at Barker Hangar in Santa Monica, Calif.

Host Kenan Thompson is wrapped like a mummy onstage at Hub Network's First Annual Halloween Bash on Oct. 20.