New Hair 2014: See Celebrity Hair Makeovers!

After posting an Instagram edited to look like she had purple hair in late February, Nicole Richie was inspired to make the change permanent in March. We can't decide what we like more: The bold color, or the fact that Richie's look mirrors the shade of her latest fragrance, NO Rules.

Dawson cut her long strands into a chin-length bob in mid-December.

True to her unconventional sense of style, Zosia Mamet took her platinum bob to a steely grey in December.

The actress kicked off December by taking her warm fawn strands to a deep chocolate hue.

The supermodel fooled us with this faux lob she debuted while on the promo tour for Game of War: Fire Age.

The star gave her blonde ombre lob a fire-engine red tint.

Longoria walked the red carpet at the Global Gift Gala in November with a new shoulder-skimming cut.

She woke up like this! Using Queen Bey as her muse, Sarah Hyland went solid blonde in November.

Could another installment of Sin City be happening soon? After seeing Jessica Alba's Nancy-esque solid blonde hue in November, we certainly hope so!

In November, Steinfeld chopped her mile-long strands into a shorter look that hit just below the shoulder.

In November, Freida Pinto cut her signature layers into a collarbone-skimming lob.

The Southern beauty debuted a bold pixie cut at the Country Music Awards in November.

From baby bangs, to a bob! Beyonce returned to her chin-length crop in November.

In November, Efron took his trademark crop to an undercut style, which featured shaved sides and long layers on top.

The model kicked off November by swapping her honey blonde highlights for a bold brunette hue.

What a change! The actress ended October by chopping her long layers into a dramatic pixie cut.

Bedingfield chopped off her locks in October, saying it was time for a change.

Woodley returned to her natural brunette hue in late October.

Simpson hopped on the lob trend in late October when she took her trademark Rapunzel layers to a sleek, colllarbone-length style.

We collectively swooned when the style icon debuted a fresh, layered lob in October.

The beauty and fashion risk taker swapped her short blonde 'do for this minty green shade for the Canadian leg of her book tour.

In a departure from her trademark pixie, Halle Berry debuted a long bob in October.

Buffy got a bob! In late October, Gellar took to Twitter to show off her tousled lob.

Suprise! Ever the risk-taker, Beyonce debuted a set of baby bangs while leaving Paris in mid-October.

Zendaya made a major change in October, taking her long caramel-toned curls to a dark, graphic bob with blunt bangs.

The Catching Fire star kicked off October by debuting an equally-fiery auburn shade.

Beyonce kicked off October with a brand new set of bangs, and no surprise here, we thought they were flawless!

The actress attended Paris Fashion Week in October with brand-new blonde highlights.

Believe it or not, this is one shade we haven't seen Perry work before... The star kicked off fall by debuting a Muppet-inspired neon red hue.

Britney got a bob! The star cut her long layers into a sleek, chin-length style in late September.

Sandra Bullock ended summer by taking her brunette layers to a sunny blonde hue in late September.

In late September, the younger Fanning sister swapped her trademark platinum hue for a warm brunette.

In September, Drew Barrymore welcomed fall by unveiling her deep brunette hue.

What better way to start New York Fashion Week than with a brand new 'do? In September, Zosia Mamet lightened her brunette strands to a bold platinum shade.

Queen Bey ended the summer by cutting her long strands into a chin-length bob.

After letting her hair grow out over the summer, Stone ended August by revisiting her chin-length bob.

Hours before attending the HBO Emmys Party, Ackerman chopped off her long blonde locks in favor of a shorter, edgier 'do. "[It feels] amazing and freeing. I love it! I finally feel like I have a haircut that represents me," Ackerman told InStyle.com.

Only moments before stepping out on the Emmys red carpet, Kerry Washington debuted brand-new ombre highlights. "When I saw Kerry, she just looked so young and fresh to me that I instantly thought of color and wanted to make her hair lighter," says her hairstylist Takisha Sturdivant-Drew.

At the end of August, McGowan cut her chin-length bob into a pixie cut.

The actress chopped her short crop even shorter in late August.

The young actress ditched her signature blonde locks (which she's had since making her Mad Men debut in 2007) for a darker brunette hue right before the 2014 Emmy Awards.

To play Hope Van Dyne-a.k.a. Wasp-in the upcoming Ant-Man film, the actress debuted a graphic bob with blunt bangs in August.

The Girls star went for a dramatic change, cutting her bobbed hair into this platinum bowl cut shortly after wrapping the series' fourth season.

January Jones added brow-skimming bangs to her trademark lob in August.

In late July, Scarlett Johansson cut her long strands into a choppy pixie with sweeping fringe.

No one can rock both of summer's hottest creative color trends quite like Kesha can! After a few months with lavender strands, the singer went for a pastel blue tone in late July.

In time for her upcoming wedding, Lauren Conrad ditched her sombre (or subtle ombre) effect for a solid blonde hue.

The ever-edgy singer added purple and blue dip-dyed extensions to her blonde bob in July.

Chrissy Teigen jumped on the summer's hottest hair trend in July, chopping her long strands into a collarbone-skimming lob.

From vampire to mermaid! Anna Paquin revealed her bold purple 'do in July. "@Auracolorist just fulfilled my teen dream of being a mermaid," she tweeted, along with a picture of her edgy new look.

Our style muse was spotted at Couture Fashion Week in Paris, working pale golden highlights.

When the High School Musical crew sung "We're All in This Together," they certainly meant it. Not long after fellow East High alum Ashley Tisdale chopped her hair into a lob, Vanessa Hudgens-a.k.a Gabriella Montez-followed suit in July.

Just before attending the Chanel Haute Couture show in July, Stewart chopped her long day-glo layers into a tousled pixie with sweeping bangs.

Willow is back! Hannigan brightened her natural auburn shade to a bold orange hue, reminiscent of her trademark look back in the Buffy days.

The actress put her own edgy take on summer's hottest haircut in July, debuting an asymmetrical version of the ever-trendy bob.

Lambert kicked off July by jumping on the bob bandwagon, taking her long layers into a chin-length style with sweeping bangs.

Lily Collins got scissor-happy in late June, chopping her shoulder-skimming lob into a chin-length crop.

The model went solid blonde in late June.