See Which Celebrities Revealed Major Hair Changes on Instagram

The singer revealed that her cropped blond pixie had grown out into a bronde bob.

"#Blonde" was all the Pretty Little Liars star had to say about her new look.

Kelly Osbourne snapped a selfie with a pretty pastel lob that cleverly covers the shaved sides of her head.

The actress revealed a new shaggy pixie cut in a mirror snap, which she simply captioned, "short hair don't care."

The rapper showed off a new monochromatic pink look in a sultry selfie.

Shortly after sharing pictures of himself sporting gray strands, Zayn tweeted this sultry selfie. He makes platinum blond look good.

The young Hollywood actress cut her hair just below her ears — a cut that shows off her gorgeous facial features.

"Chopping hair off is like getting rid of metaphorical and literal dead ends," Hayden tweeted along with this photo of her new cut. While she could be referring to many things, we think that she's hinting at her struggle with postpartum depression.

The actress visited stylist and colorist duo Anh Co Tran and Johnny Ramirez to get this sexy, lived-in bob.

The model and actress transformed her blond strands into a rich bronde shade for Winter.

The soulful singer shared a silver-haired selfie with his Twitter followers.

Stylist Jen Atkin and colorist Denis de Souza gave Jenna's strands an update, cutting them into a bob and dyeing them reddish brown.

The former Miss Universe showed off ultrablunt bangs and a bob haircut with a sexy selfie.

"Out with the old! Change is good," Liv announced as she shared her six-inch chop.

Is the edgier, wilder Nicki about to make a comeback? The rapper showed off a light blond lob saying, "She's [back], b*tch."

"Worth it," announced the Victoria's Secret Angel. We agree — she looks fantastic with a lob.

Emma celebrated the end of taping Scream Queens with a visit to Nine Zero One salon. Stylist Nikki Lee removed the star's extensions and brightened her hair hue, then Riawna Capri cut off some length. The end result is a stylished, textured lob.

The model showed off a fiery-auburn hair hue in a snap from the new Topshop campaign.

The new mommy showed off her new golden highlights courtesy of colorist George Papanikolas.

The Hills star debuted gleaming blond locks and dark roots on her feed. Stylist Briana Cisneros created the new bronde look.

The musician accessorized her spooky Halloween costume with an edgy buzz cut. "Shaved my head last week (I guess you might notice)," Jessie quipped.

Shay showed off blunt bangs as she goofed around on set with celebrity stylist Jen Atkin and makeup artist Patrick Ta. "Dropping our MixTaPE$ real soon . . . we don't play around!" she joked.

For her role in the upcoming Resident Evil movie, colorist Tracey Cunningham transformed Ali from a blond bombshell into a radiant redhead.

The singer simply captioned this snap of her (and her feathery bangs!) "REVIVAL" in honor of her new tour.

Michael Jackson's daughter, Paris, is all grown up and channeling major Kylie Jenner vibes. She debuted a bright, crimson hair color on her Instagram.

Ariana revealed a new platinum ponytail on the cover art for her new single, "Focus."

Stylist Kristin Ess took Ashley's strands from summery strawberry bronde to this Fall-forward red hue. "We went deep, real deep," the star said in her selfie caption.

We're so used to seeing Amber with a platinum buzz cut that her brunette bombshell waves made us do a double take.

Rita's new bangs make her look like a modern-day pinup star!

Taraji debuted baby bangs for her 45th birthday party.

The beauty showed off a shaggy new Fall crop with the caption, "Good morning lovers..." We wish we all woke up this gorgeous.

It's almost become an annual tradition for Coco Rocha to get a new haircut right before Fashion Week. This season, she went for a layered look with blunt bangs.

Kendall Jenner's best model friend got a new set of bangs, just in time for Fall.

The model showed off lash-grazing bangs in a quick behind-the-scenes selfie.

Celebrity stylist Jen Atkin revealed Khloé's longer, blonder hair on her Instagram account.

After splitting from Blake Shelton in July, Miranda is going through some changes — starting with her hair! The singer debuted fresh, choppy blond locks on social media, writing, "What doesn't kill you only makes you blonder."

Is it Barbie or is it Kendall? The model revealed her new hair color paired with a pretty pink lip.

During interviews promoting her upcoming movie Grandma, Laverne rocked long, brow-grazing bangs. Her stylist Bradley Irion cut them so she could wear them parted or straight down — so pretty!

In a glamourous snap Jennifer posted to Instagram, she wrote, "All black every thang! Who needs hair, when u serving face!"

The Victoria's Secret model took to social media to reveal her new bangs, which were parted in the middle. Genius idea.

Kylie celebrated her 18th birthday with platinum blond strands. It's not clear yet whether the color is courtesy of hair extensions or bleach, but she looks stunning!

Colorist Tracey Cunningham transformed Khloé's blond strands into a warmer caramel hue that looks stunning against the star's complexion.

Katherine revealed on Instagram that she went platinum for a new movie role. While she's still getting used to her new look, she says that husband, Josh Kelley, is a fan.

"Got dat hair flow back," announced Katy as she showed off her new ombré waves, which were created by her longtime stylist Rick Henry.

Amanda chopped off her waist-length locks for a shorter lob look for Summer. While we'll miss all her outstanding braids and ponytails, we're glad that the actress donated her hair to a good cause — Locks of Love.

"Inches and scissors never hurt anybody," announced the musician as she shared a sneak peek of her new lob on Instagram.

Giuliana's coy selfie showed off a big change to her look — she removed her long, brunette extensions and dyed her strands bright brond.

Ashley showed off a close shot of her new "strawberry brond" strands. Celebrity stylist Kristin Ess created the star's new look.

The Agents of S.H.I.E.L.D. star chopped off six inches of hair in anticipation of her changing role on the show. (Her character is becoming more supernatural!) "Season three, here we come," she said.

This selfie snap of Salma is one she took on the set of her latest photo shoot, but all we can see are her gorgeous new bangs.

Thanks to a visit to Nine Zero One salon, Vanessa's bob was transformed into ultralong, bohemian tresses. She captioned her photo with lyrics from Pocahontas: "Can you paint with all the colors of the wind?"

Lily switched up her chic pixie cut to a lob thanks to the magic of extensions. She captioned her WhoSay snap with "Weaving around LA."

The star visited Lauren Conrad's BFF Kristin Ess for a trim. "Short shorts and short hair," she quipped.

Jennifer was known for her sultry long locks, but she recently switched up her look to a lob. Now she's gone even shorter, trimming her strands to a sexy tousled bob.

"Brondes have more fun!" Blake declared as she showed off her darker strands. She then followed up with the hashtag #NoTypos-IKnowIThinkItsCrazyToo — proving that even stars can't keep up with all the wild hair-color trends out there.

This isn't a selfie! Kendall snapped this shot of Khloé, who showed off her light blond beach waves.

The Game of Thrones beauty shared a closer look at her new bob as she got ready for the world premiere of Terminator Genisys.

"It's too hot in LA for long hair!" declared celebrity stylist Jen Atkin as she shared this snap of Jenna's new cut.

Poppy channeled both Legolas and Daenerys Targaryen with her new ultraplatinum locks.

Kat gave her long hair a rocker-style update with new fringe.

Maria lightened up her locks with some all-natural highlights around the hairline and at the tips. No bleach involved!

This beauty queen chopped her long locks off just in time for the Summer solstice.

After months of wearing box braids with extensions, Zoë's brunette bob is back!

Bella is taking on a new role, and it required a hair makeover. The redhead is now a blonde!

The Real Housewives of New York star showed off her new lob with the caption "go shawty!"

The original Material Girl showed off her new pink strands (courtesy of Andy LeCompte) with a New York City skyline snap.

"First day on set of new film and they're going to town on my hair!" exclaimed Kate, who showed off her new lob with a selfie.

Nick Jonas's girlfriend showed off her face-framing lob via a latergram.

"Pink hair, don't care!" Julianne declared on her Instagram account. In anticipation of festival season, she visited her stylist (and close friend) Riawna Capri to dye her blond mop a pretty, cotton-candy pink.

Amber's platinum crop was her signature look, but she recently stepped out with a Smurf-blue buzz cut (and matching manicure).

The queen of the smize has chopped her hair into a short pixie cut. On Instagram, she simply stated, "It's about time."

"Needed a change," Idina wrote, thanking her stylist JT Franchuk for her new look. Do you think Kim Kardashian inspired this brunette to go blond?

Hilary showed off her new teal-tipped strands on Instagram with a salon selfie. She credited her new hue to colorist Amber Maynard at Nine Zero One Salon (a favorite of stars like Selena Gomez and Nina Dobrev).

Christina switched to darker strands for a turn on Nashville. Doesn't this look seem like a softened beauty take on 2002's "Dirrty"?

January teased us that she was going back to her roots, which alluded to her previous stint as a rose-gold blonde. And while her color is subtle enough to be a rosy shade, it has a tint of lavender to it. (Maybe it's just the filter?)

"Who needs a lob when you can have a bb (blunt bob)!!" Vanessa quipped.

Jessica shared a snap of her long, newly dyed strands with a supersimple caption: "ombré."

Just five days after showing off a dark dye job on Instagram, Chrissy revealed a switch back to blonder strands.

Khloé is no stranger to dyeing her hair blond, but this new snap shows that she's gone lighter than ever!

Whitney's newly blond strands (courtesy of Ramirez-Tran Salon) were captured in a photobombed selfie.

Chrissy flaunted her new hair color with a fierce selfie.

The model (who previously had a lob) revealed on-set snaps from her upcoming L'Oréal commercial wearing long, glossy extensions.

Rosie shared her effortlessly chic new cut (and an alluring gaze) via a shot by photographer Miguel Reveriego.

Behati (and her new superlong bangs) shared a selfie with fellow Victoria's Secret Angel Lily Aldridge.

Selena revealed her new, shorter strands on Instagram, using only a sunglasses-wearing emoji as the caption.

The One Direction member showed off his newly buzzed strands with a brooding Instagram selfie.

It's the final season of Glee, and it looks like Lea is trying an entirely new look. She recently reposted this Instagram shot from costar Becca Tobin, where her waist-length locks were cut short. Could Lea be giving the wob look a try for 2015?

The handsome progeny of David and Victoria Beckham shared this brooding selfie on Instagram with the caption "blonds have more fun."

Mindy mesmerized us when she shared this snap of her wavy, ombré brown-to-bronde fade on Instagram. She captioned it: "I'm blonde now guys, deal with it. @clarisshair & @kateydenno getting me ready for my new life as a R&B singer. Sparkle by @vitafede." We're dealing with it quite well, Min.

Nicole's latest technicolor tresses come in the form of a blue-green lob (with bangs!). We're not sure if it's a wig or not, but we are dubbing teal the new lavender.

Before the Critics' Choice Awards, the formerly ash-blonde actress and presenter shared this stunning photo with the caption: "How do you like my new strawberry hair?!" We totally dig it, Di! And we bet Pacey does, too.

Kate revealed her new wavy lob (courtesy of stylist Harry Josh), a cut she made for her upcoming role in 90 Minutes in Heaven. After chopping off about six inches of hair, Harry sprayed Kate's strands with John Frieda Beach Blonde Sea Waves Sea Salt Spray ($9) and dried her locks with a diffuser. He finished the look by smoothing and defining her waves with his Harry Josh Pro Tools Ceramic Styling Iron ($250).

"New hair, don't care," Audrina declared on Instagram, showing off her "#champagnesilver" and "#dustyviolet" strands.