Star Tracks: Wednesday, December 24, 2014

01 of 19

MOUNTAIN HIGH

It's a white Christmas for Mariah Carey, who stays winter chic in Aspen, Colorado, on Tuesday.

02 of 19

STREET STYLE

Also in Aspen: Model Elle Macpherson, who trades the slopes for shopping with her mother on Tuesday.

03 of 19

UNDER COVER

Big Apple, bigger umbrella. Jennifer Aniston faces a rainy Tuesday in N.Y.C. with the right gear.

04 of 19

IN THE DRIVER'S SEAT

She's in the holiday spirit! Kristen Stewart gives a sunny smile in L.A. on Tuesday.

05 of 19

WINTER WONDERLAND

Coordinating in black jackets and knit caps, Emma Stone and Andrew Garfield stroll hand-in-hand through New York City's West Village on Tuesday.

06 of 19

POW WOW

One Direction's Liam Payne, Louis Tomlinson, Niall Horan, Zayn Malik and Harry Styles cop a squat Tuesday with Jimmy Fallon on The Tonight Show in New York.

07 of 19

HOLDING COURT

Funny man Kevin Hart laughs it up with fiancée Eniko Parrish as the Golden State Warriors take on the Los Angeles Lakers in L.A. on Tuesday.

08 of 19

SKIRT THE ISSUE

Are those squirrels Santa's helpers? Dita Von Teese does a pre-Christmas pop-in at L.A.'s Vivienne Westwood on Tuesday.

09 of 19

AIR MILES

Where to? Actor Jason Segel walks with a friend through Los Angeles International Airport on Tuesday.

10 of 19

BIG DEAL

All eyes are on actress Amy Adams at the premiere of Big Eyes in Westwood, California, on Tuesday.

11 of 19

TALKING SHOP

Picking up some stocking stuffers? Kendall Jenner and Scott Disick tote their bags through Los Angeles on Tuesday.

12 of 19

TRUE BLUE

Rihanna makes a statement Tuesday in New York City in a furry blue coat she called "Smurfette couture" on Instagram.

13 of 19

GETTING CHEEKY

They're on each other's "nice" list! Prisoners actress Maria Bello and girlfriend Clare Munn share a smooch in Santa Monica, California, on Tuesday.

14 of 19

WHEN IN ROME

Photo break! Julianne Moore stops for a selfie with a fan dressed as a Roman soldier outside the Pantheon in Italy.

15 of 19

FLOWER POWER

Lily Allen pounds the pavement in London as she does some last-minute Christmas shopping on Christmas Eve Eve on Tuesday.

16 of 19

HELLO, GOODBYE

Paul McCartney waves to fans while leaving a photo shoot on Tuesday in N.Y.C.

17 of 19

LADY IN RED

She's checking her list – twice! The Talk cohost Sharon Osbourne gets some shopping done on Tuesday in Beverly Hills.

18 of 19

IT'S ALL GOOD

With news that his controversial movie The Interview will be released on Christmas Day, Seth Rogen definitely has reason to give the thumbs up on Monday while strolling the beach with his wife and dog (not pictured) in Malibu, California.

19 of 19

BUON NATALE!

Three months into wedded bliss, George Clooney's ex, Elisabetta Canalis, and her surgeon husband, Brian Perri, hit the streets of Italy's most fashionable city, Milan.