Kate Beckinsale Is Still the Messy Updo Master

We are officially crowning Kate the queen of the messy updo. She wore this undone look to a dinner at the Holocaust Museum in California.

We know Sarah isn't breaking a sweat while running errands, thanks to her chic, braided crown.

Michelle wore her hair with a deep middle part and feathered curls to host the "I'm Every Woman: The History of Women in soul" event.

Sarah sported this half-up hairstyle to premiere her shoe collection at Nordstrom. She paired the look with barely-there makeup.

Shailene barely wore any makeup or hair product to a Divergent appearance in Toronto.

The newly married actress went for casual waves and pretty pink makeup at the Of Mice and Men press conference in New York.

Short pixie, red lipstick, and long lashes made Jennifer's look superchic at We Day UK.

Ellie looked ready to rock with her loose waves at We Day UK.

At We Day UK, Shay went for a face full of bronze tones and beachy waves. Is it vacation time yet?

Naomi and the rest of the cast of The Face rang the NASDAQ closing bell. For the occasion, the mega model wore a powerful red lip.

While ringing the NASDAQ closing bell with the rest of the cast of The Face, Lydia wore her gorgeous red hair in voluminous curls.

Model Anne opted for silky, waved hair while ringing the closing bell with the rest of the cast of The Face.

At the premiere of Mr. Peabody & Sherman, Lake paired her gamine center-fringe with pretty pink lipstick.

Pink lips were popular at the premiere of Mr. Peabody & Sherman, as Ariel went with the feminine hue, too.

Proving that she is pretty much ageless, Leslie Mann glowed with dewy skin and bold brows at the premiere of Mr. Peabody & Sherman.

Jessica paired petal-pink lips with a head full of coils while out and about in LA.

While in Paris, Margot pulled her new, brunette hair into a casual half-updo.

Heidi gave her bangs a slight wave for a very '70s feel at her Babies "R" Us event.

Why would Lea stray from her beachy hairstyle when it's been working so well for her? She also had extralong, almond-shaped nails for a CD signing in NYC.

Chrissy's pulled-back hairstyle allowed us to focus on her glowing skin at at the London Fog Designer Collection event.

Katy topped her blunt black bob with a bow while in Sydney, Australia. She complemented her inky hair color with a deep red lipstick.

For the Divergent screening in Atlanta, Shailene wore her crop slicked back with a natural makeup look.

Lea showed us how second-day waves could look just as lovely as the first time around. At her Louder album signing in New Jersey, her loose curls had plenty of volume, while her fringe remained sleek and smooth.

BCBG Max Azria hosted a celebration where AnnaSophia played up her green eyes with lavender and pink eye shadows.

While in London, Beyoncé was spotted sporting silver shadow. But would you expect anything else?