NEVER SAY NEVER

Taylor Swift sets a sparkly example for British X Factor contestants at a taping in London, where she took the stage on Sunday with a rousing rendition of her hit song, "We Are Never Ever Getting Back Together."

LET'S FACE IT

Who's got the funnier expression? Sugarland frontwoman (and mom-to-be) Jennifer Nettles mugs for the cameras with bandmate Kristian Bush at the Georgia Music Hall of Fame Awards in Atlanta on Sunday.

CARRIED AWAY

Ben Affleck gives his giggly little girl Seraphina, 3, a pick-me-up during a family outing Saturday in Brentwood, Calif.

GRIN & BEAR IT

Oh, hey ... bear! Late-night talker Stephen Colbert shows off his wild side backstage Saturday at Comedy Central's "Night of Too Many Stars: America Comes Together for Autism Programs" benefit in New York City.

'ROCK' STARS

Girl power! Eva Longoria and Kerry Washington go glam for a cause Saturday at an N.Y.C. event honoring Black Girls Rock!, a non-profit mentoring organization.

YELLOW THERE!

What sweater weather? Jude Law keeps his cool in Saint-Tropez, France, where he made a goofy splash Sunday.

CUB SCOUT

Liv Tyler is in full-on Halloween mode as she leads the way for son Milo, 7, – who showed off his ferocious mask! – after picking up supplies Sunday at a New York City costume shop.

BIDDING BUDDIES

Going once, going twice, sold! Tina Fey and Amy Poehler auctioned themselves off Saturday at Comedy Central's Night of Too Many Stars: America Comes Together for Autism Programs in N.Y.C. The winning bid for the best buds? $36,000 each.

PURRFECT PERCH

Cats revival, anyone? Emmy-winner Eric Stonestreet gets fur-ocious as Cameron while filming Modern Family Friday in Los Angeles.

THREE'S COMPANY

It was a West Village walk Saturday for new parents Sienna Miller and Tom Sturridge, who stepped out with 3-month-old daughter Marlowe Ottoline. "I've been in baggy jeans and t-shirts," the actress says of her post-baby style, which on this day featured pieces from Twenty8Twelve, the line she helped launch.

STAGE PRESENCE

Katie Holmes flashes a smile during a meet-and-greet session for her upcoming Broadway play, Dead Accounts, in New York City on Friday. The show opens on Nov. 29.

JUST MARRIED

Fresh off their recent nuptials, newlyweds David Cross and Amber Tamblyn step out for a stroll Friday at a New York City park.

UNDER COVER

Jennifer Lopez and 4-year-old daughter Emme stay protected from the elements – thanks to two umbrella holders! – Thursday while arriving at their hotel in Berlin, where the singer is slated to perform Saturday night.

WALK AWAY

Kim Kardashian keeps up the pace as she heads to lunch with Scott Disick, Khloé and Kourtney in Miami on Friday.

CROSSING GUARD

Olivia Wilde trades boyfriend Jason Sudeikis for canine cutie Paco during a stroll through New York's Meatpacking District on Friday.

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