She's been going shorter and shorter for months now but Katy's Perry's luscious locks are no more.
The stunning singer debuted a buzz cut on her Instagram page, alongside the caption: "Fifth element flow".
Chloe Lattanzi on the red carpet at the LA Premiere Of Syfy's 'Dead 7' last year.
Getty Images, Instagram/ChaloeLattanzi
We can still see that hair change under your hat, Chloe! Olivia Newton-John's daughter has now become a brunette.
Aussie model Jesinta Campbell was pictured at a Priceline event in February with he hair in her usual ombre style.
But last night she debuted a darker colour and some awesome bangs when she took to the red carpet at the Moet & Chandon MCIII Launch at the Sydney Opera House.
Kristen has been going shorter for years but with her new look, she's taken it to the extreme.
The beauty debuted her shaved head this week and it shows off her incredible features to perfection.
Supermodel Cara Delevingne's mousey-brow locks are no more.
The model stepped out with Kendall Jenner and shoed off this awesome bleached blonde bob.
The singer showed up at the Oscars after-party on Monday night wearing her locks in a perfectly styled long bob.
But now she's debuted her new punk-rocker hairstyle on Snapchat after her recent break-up weith Orlando Bloom.
Kim Kardashian may have been born a brunette but she's certainly not afraid to experiment with different hair colours.
The reality star went back to blonde in honour of her former bestie Paris Hilton's 36th birthday. She shared this photo to her Snapchat before joined the heiress for her party.
Pretty Little Liars star Lucy Hale has always loved a short haircut.
But she's gone for an even shorter do and posted the evidence on her Instagram page.
On Friday Kylie attended Jeremy Scott's New York Fashion Week show looking smoking hot with her long tresses down to her waist.
However the youngest Jenner sister stepped out on Monday night at the Alexander Wang show sporting this shaggy, wet-look bob.
The Girls actress was spotted out on Sunday night with her usual shiny, brunette locks.
But now her new bleached blonde do' has been revealed online.
She may be known for her dark, luscious locks, but Katy Perry has taken the plunge and reached for the bottle of bleach.
The 30-year-old singer posted this image to her Instagram page showing off her insanely bright locks, alongside the caption: "New life who dis".
We usually see the Girls creator rocking a shorter do.
But the actress recently shared a snap of her longer locks on Instagram.
Lena Dunham Instagram
We're not sure if it's extensions or natural but it's lovely!
Lena Dunham Instagram
Olivia Newton-John's daughter has changed up her usual blonde hairstyle...
The Insta-star posted this snap online this week with the caption: "Red hair wanna be."
The stunner is usually known for her beachy, blonde locks but has been going slightly darker in the past few weeks. Here she is pictured in July with ombre hair.
Now the star has gone full blown brunette and it's incredible. She was pictured this week looking like a brunette goddess as she stepped out in New York.
Olivia Wilde showed up at Target's Toycracker event in New York on December 7th sporting her usual long brunette locks. However now she's unveiled a new, chic hairdo .
The actress posted a video to her Instagram account of her new locks alongside the caption: "Feelin myself apparently". Wilde's hairdresser Harry Josh shared this incredible image of the star's new ombre mane, which he chopped and highlighted to perfection.
She may have switched up her locks countless times in the past, but Rihanna has been brunette for a long time now.
However Rihanna's best friend Melissa posted this image to her Instagram page showing the singer sporting some very short blonde locks.
Halle Berry appeared at a Revlon event on December 1st showing off her stunning ombre locks, however she doesn't look like this anymore.
The 50-year-old actress has chopped off her long mane and has gone for a pixie cut. The new 'do' is for a new Hollywood film she's shooting at the moment with Daniel Craig, called 'King's Men'.
Jessica Chastain may be known for her raven locks but she doesn't look like this anymore.
She was recently spotted on the set of her new film 'Molly’s Game' sporting new brunette, bouncy curls.
The Bachelor winner wooed Richie Strahan with her long dirty blonde tresses on this season of the show.
The mum-of-one debuted her new hairstyle this week, dying her golden locks to a more platinum blonde.
It's the year of the celeb hair transformation. See which stars have followed Margot Robbie's lead and made a dramatic change to their 'do in 2014.
American singer Taylor Swift sported long blonde tresses for years.
In 2014 the country music darling chopped off her long blonde hair into a Karlie Kloss-esque bob.
Frazer Harrison/Getty Images
Maggie Gyllenhaal sports her cute brunette crop.
Dave J Hogan/Getty Images
The 36-year-old star sported her signature crop in a new shade of platinum at an event in Cannes recently.
Tony Barson/Film Magic
TV presenter and designer Nicole Richie is pictured at the 2013 American Music Awards with a natural dark blonde hair colour.
Jason Kempin/Getty Images
No more natural! Richie chose this distinctive lavender hue for her hair because she thought it was 'sophisticated'.Related: Celeb hair colour swaps
Michael Korac/Getty Images
Bosworth's blonde locks are part of her signature style.
JB Lacroix/Wire Image
Former blondie Bosworth made the surprising switch to red for her role in the film 'Still Alice'.
Alessio Botticelli/GC images
In 2013 American actor Kate Mara sported a sleek and straight brunette 'do.
Dan MacMedan/Wire Image
In 2104 the 'House of Cards' star updated her on-trend bob with a shot of blonde.
Tibrina Hobson/Getty Images
The year started with no bangs for Katie Holmes, who we all remember fondly as the former Joey Potter.
Gilbert Carrasquillo/GC Images
In 2008 Katie Holmes went for a blunt bangs-cut. In 2014, the mum-of-one has gone for a more relaxed side-swept fringe.
Donald Bowers/Getty Images