Britney Spears recently debuted a shorter hairstyle while also presenting her lingerie line in Oberhausen, Germany, on September 25. See which other stars are scissor-happy. Sascha Steinbach/Getty Images

Keke Palmer's new haircut is fit for a princess. The star of Broadway's "Cinderella" musical has shorn off her lengthy locks in favor of a teeny pixie, which she debuted at the "Cinderella" casting call in New York on Wednesday, September 3. Laura Cavanaugh/Getty Images/File

Kristen Stewart is always game for a hair change -- remember her look in "The Runaways"? -- and she's gone short once again. At the Chanel fashion show in Paris on July 8, Stewart turned heads with a fiery, asymmetrical cut that grazes her cheekbones on one side and is shorn closer to the scalp on the other. Fame Pictures

Miranda Lambert is celebrating the success of her album "Platinum" with a new look. The singer, far right, showed off a cropped haircut June 30 at a party celebrating her hit song "Automatic" going No. 1. To her right are "Automatic" co-writers Natalie Hemby and Nicolle Galyon. Rick Diamond/Getty Images for BMI

Mindy Kaling is welcoming in summer with a new haircut. On June 2, the actress/writer/producer posted a picture of her "summer bob" on Instagram with the caption, "See ya sweaty neck, I got work to do." Instagram/Mindy Kaling

Do you recognize the guy on the left? That's figure skater Charlie White, whose face you might not pick up on without its signature cloud of fluffy hair. The Olympic champ debuted his shorter locks on June 2. "Hopefully didn't disappoint anyone- but I needed to change it up for vaca!" he posted on Instagram. Instagram/Charlie White

It appears that Kaley Cuoco-Sweeting couldn't leave short enough alone. After debuting a chop in April, "The Big Bang Theory" star has gone even shorter with a pixie cut she called her "inner Peter Pan" on May 31. Instagram/Kaley Cuoco-Sweeting

Demi Lovato is now just three-quarters away from having a completely shaved head. The singer revealed March 5 that she had shaved off a section of her hair, leaving a punk strip right near the front. Along with the new look came an uptick in selfies from Lovato: "Sorry guys I can't stop taking selfies cause I'm UHHHBESSED with my new hair!" she posted on Instagram. Instagram/Demi Lovato

Taylor Swift didn't chop off as much as some of these other stars when she cut her hair on February 11, but it's a definite departure from her lengthy waves. Dave Hogan/TAS/Getty Images for TAS

Julianne Hough, too, has caught the short-hair bug that's flying around Hollywood. The actress was spotted rocking a closely cropped pixie in Beverly Hills on February 8. GVK/Bauer-Griffin/GC/Getty Images

Jessica Alba dipped her toe in the short-hair trend in January when she debuted what celebrity hairstylist Jen Atkin called a "fashion bob." Alba's look is all about keeping the front long and the ends textured. Michael Buckner/Getty Images for Entertainment Industry Foundation

Tamera Mowry-Housley started 2014 with a fresh haircut. The actress and reality star tweeted her new 'do on January 13 along with a shout-out to her stylist, the "Curl Doctor" Shai Amiel. "Love my big chop...love my curl doctor ... You did it again!" Mowry-Housley wrote. Instagram/Tamera Mowry-Housley

We've always been envious of Kristen Wiig's long waves, so we were surprised to see the former "Saturday Night Live" star jump on the short-hair bandwagon. Wiig was spotted with a kicked-up bob at IFC's screening of "The Spoils of Babylon" on January 7. Frazer Harrison/Getty Images

On January 5, Jenny McCarthy took to Twitter to ask fans: "Hair cut. Should I go short? short short or short short short?" She debuted the "short short" look on "The View," explaining: "I was so tired of the extensions. I just want to feel a little bit more authentic this year, more real." Lou Rocco/ABC/Getty Images

You thought it was just the ladies chopping off their hair lately? Think again. Normally long-haired country rocker Keith Urban joined in the snip party, debuting a riff on the uber-popular pixie cut via Twitter on November 26. Twitter/Keith Urban

Jennifer Lawrence surprised fans on November 6 when she revealed that her long hair had been chopped off to a pixie style. From Facebook/Jennifer Lawrence

Jennifer Aniston, who set trends when "Friends" was on the air with her character Rachel, is now following them. The actress didn't go quite as short as many others have, but she did trim her locks down to an "un-precious" bob. Courtesy X17Online

The pixie cut has become so popular even Pamela Anderson, whose fame for long locks dates all the way back to her "Baywatch" days, has adopted the look. Splash News

In late October, Jennifer Hudson joined the short-hair bandwagon as well. Gilbert Carrasquillo/FilmMagic/file

We're used to seeing Beyoncé with long hair, so when the singer debuted a super-short pixie cut in August, the world paused to take notice. From Instagram.com/Beyonce

Halle Berry's short hair has become so closely associated with her that she often likes to change it for movie roles. For "The Call," she chose to wear a curly wig that many observers didn't love, but it was part of the job. "It's becoming harder and harder for actors to escape who they really are and have people suspend belief," she said. "For me, the first thing that has to go is (my) hair." Kevin Winter/Getty Images

Emma Watson spent 10 years playing Hermione Granger in the "Harry Potter" franchise, so when the series ended she also said good-bye to Hermione's long hair. The cut paid off for Watson, though -- it was named the most influential hairstyle of 2011. Antony Jones/UK Press/Getty Images

Keira Knightley's has grazed past her shoulders, but in 2004 she chopped it off into a pixie for the movie "Domino." Vera Anderson/WireImage/getty images

If you walk into a salon and ask for the "Mia Farrow," the stylist will know exactly what you're talking about. Farrow's '60s pixie is iconic -- and it's also one she cut herself. The actress told the New York Times in a letter to the editor that she shaped her 'do with a pair of fingernail scissors while working on 1964's "Peyton Place," and then went shorter at the hands of Vidal Sassoon for "Rosemary's Baby." Bill Eppridge//Time Life Pictures/Getty Images

Victoria Beckham is known for sharp lines, from her clothing to her poses, and her hair plays a part. Although she's been seen wearing it on the longer side occasionally, her short, precise cuts have set trends. Larry Busacca/Getty Images for EJAF

Natalie Portman buzzed off her brunette locks for 2005's "V for Vendetta," and she told USA Today that getting the scene right stressed her out more than losing her hair. The actress showed similar dedication to her gig in 2012, when she went blond for a movie role GERARD JULIEN/AFP/Getty Images

In her "Dawson's Creek" days, Michelle Williams kept her hair pretty long, but when she was dating Heath Ledger she began to prefer the pixie. "I feel like myself with short hair," she said in 2011 . "I cut it for the one straight man who has ever liked short hair and I wear it in memorial of somebody who really loved it." Craig Barritt/Getty Images

Rihanna is a style chameleon, going from one hairstyle to the next like she's changing her shoes. But before THE haircut in 2007 -- the asymmetrical bob that signaled her darker, sexier side and inspired copycat cuts -- she wasn't quite as adventurous. It seems revealing herself to be a "Good Girl Gone Bad" began with her hair. Andrew H. Walker/Getty Images for Sunshine Sac

Hair can make or break a career, and a perfect example is British model Twiggy. The star-in-the-making rocked a crop that we still see today. Her 1966 cut was a risk -- but it paid off in a major way. Meagher/Getty Images

Without a doubt, Justin Bieber's popularity was boosted by his lush, eyelash-grazing bangs -- the kind that were soon found swooped across the foreheads of adolescent boys in nearly every middle school in America around 2010. But in February 2011, Bieber practically broke the Internet when he revealed a shorter, spikier and -- to him at least -- "more mature" 'do. Craig Barritt/Getty Images/File

Demi Moore, too, isn't afraid to lose her strands for her job. When she starred in 1997's "G.I. Jane," the actress parted ways with her lustrous locks in favor of a completely shaved -- and thereby, more believable -- head. Jeff Kravitz/FilmMagic/getty images

Lopping off her hair for 2012's "Les Miserables" made Anne Hathaway cry , as she told Kelly Ripa last year, but she now seems to be loving it. After all, she won an Oscar with that short cut. ADRIAN SANCHEZ-GONZALEZ/AFP/Getty Images

Charlize Theron didn't have any tears when she had to go super-short for her role in "Mad Max." The actress said she actually found the new look "freeing," telling Ryan Seacrest at the Oscars in 2013 that she thinks "every woman should do it." STEPHANE DE SAKUTIN/AFP/Getty Images

Miley Cyrus' haircut was the snip heard around the world. Although the star eased into the shorter look with a neat bob, her shorter, more daring cut left fans stunned Frederick M. Brown/Getty Images

Amber Rose's bald look has become her signature -- so much so that a playful photo of the celebrity model in a long blond wig rendered her nearly unrecognizable. But it turns out her cut is inspired by another short-hair standout: Sinead O'Conner. "I knew I wanted to look as beautiful as she did one day, so when I was old enough to make my own decisions, at 19, I cut it off," Rose told Inked magazine in 2011 ROBYN BECK/AFP/Getty Images

Carey Mulligan could give "An Education" in cultivating a signature style. While her hair has gone from brunette to blond, her adorable pixie cut has more or less stayed the same without becoming boring. Chris Jackson/Getty Images/File

Ginnifer Goodwin is another actress who is known for wearing short hair with sophistication. Perhaps ironically, one of her top three tips for going short is to learn to embrace the bedhead. Jason Merritt/Getty Images