
Halloween in Hollywood: Best celeb costumes —
Heidi Klum may have won Halloween this year. The "Project Runway" host attended her 14th Annual Halloween Party in New York City dressed as an elderly version of herself and she nailed it. Here are some other celebs who got into the spirit.

Halloween in Hollywood: Best celeb costumes —
Kelly Ripa, second from left, channeled a really good Miley Cyrus here with, from left, Art Moore, Michael Strahan and Michael Gelman at the "LIVE With Kelly and Michael: Best Halloween Show Ever in New York.

Halloween in Hollywood: Best celeb costumes —
Jimmy Kimmel got his guys on the Halloween episode of his late night show "Jimmy Kimmel Live" to dress as Disney princesses. His Snow White was on point.

Halloween in Hollywood: Best celeb costumes —
Talk show host and former "Real Housewives of New York" cast member Bethenny Frankel attended Heidi Klum's party as Marilyn Monroe.

Halloween in Hollywood: Best celeb costumes —
Demi Lovato was a bloody mess as a zombie at her Halloween party in West Hollywood, California.

Halloween in Hollywood: Best celeb costumes —
"Today's" Matt Lauer clearly places no limits on what he'll do for the morning news program. For Halloween 2013, he dressed up as Pamela Anderson from "Baywatch."

Halloween in Hollywood: Best celeb costumes —
"Today's" Savannah Guthrie and Natalie Morales transformed into classic TV characters Laverne and Shirley for Halloween 2013.

Halloween in Hollywood: Best celeb costumes —
Another "Today" show pair, Kathie Lee Gifford and Hoda Kotb, went retro -- like, "Flintstones" retro, as Wilma and Betty -- for Halloween 2013.

Halloween in Hollywood: Best celeb costumes —
Perhaps Ellen DeGeneres was really impressed with Miley Cyrus' costume for Halloween 2012. In 2013, the talk show host decided that she, too, wanted to dress up as Nicki Minaj.

Halloween in Hollywood: Best celeb costumes —
Miley Cyrus, meanwhile, has moved on from Minaj. For 2013, she settled on a memorable outfit from rapper Lil Kim's closet.

Halloween in Hollywood: Best celeb costumes —
For Halloween 2013, "Glee's" Chris Colfer (left) decided to dress up as "a character whose sex appeal is always ignored ... sexy R2D2!" He even accessorized with a pumpkin Darth Vader.

Halloween in Hollywood: Best celeb costumes —
Nicole Richie channeled the '80s Danny DeVito classic "Twins" for her 2013 Halloween costume.

Halloween in Hollywood: Best celeb costumes —
Lance Bass rounded up some outrageously dressed friends to rock out at a Halloween bash as Garth from "Wayne's World."

Halloween in Hollywood: Best celeb costumes —
Where in the world was Naya Rivera headed? To a Halloween party as a sexy Carmen Sandiego, obviously.

Halloween in Hollywood: Best celeb costumes —
"Modern Family's" Sarah Hyland settled on a "tale as old as time" for one of her 2013 Halloween costumes. "Walking Dead" fans will definitely appreciate the other one she shared.

Halloween in Hollywood: Best celeb costumes —
Hyland's "Modern Family" co-star Jesse Tyler Ferguson is still enjoying newlywed bliss. He and Justin Mikita, left, dressed up as Batman and Robin. "Finally, batman & robin got married!" Mikita said in the photo's caption on Instagram.

Halloween in Hollywood: Best celeb costumes —
"Jersey Shore" BFFs Jennie "JWoww" Farley and Nicole "Snooki" Polizzi at least have a sense of humor about their misadventures. The pair went as Tweedledee and Tweedledum to an October 25 Halloween shindig.

Halloween in Hollywood: Best celeb costumes —
Kelly Osbourne surely drove onlookers "Mad" when she dressed up as screen siren Christina Hendricks for an E! Halloween special.

Halloween in Hollywood: Best celeb costumes —
Cindy Crawford, left, and Rande Gerber grooved at an October 25 Halloween party as Slash and Axl Rose.

Halloween in Hollywood: Best celeb costumes —
Larry David must adore his Halloween party companion to agree to a two-headed costume.

Halloween in Hollywood: Best celeb costumes —
John Stamos was feeling devilish at an October 25 Halloween party.

Halloween in Hollywood: Best celeb costumes —
Just in case George Clooney doesn't know what he'