Star Tracks: Tuesday, December 20, 2011

Loved-up Vanessa Hudgens gets in some girl time with former High School Musical costar Ashley Tisdale during a quick trip to the supermarket in Studio City, Calif., on Monday.

The X Factor judge champions Melanie Amaro, his pick for the show's finale, at a press conference in L.A. on Monday.

Tom Cruise can't keep his eyes off stunning wife Katie Holmes while working the red carpet for his latest action flick, Mission: Impossible – Ghost Protocol Monday night in New York City. "Every day I fall more in love with her," the actor gushed to PEOPLE.

Bethenny Frankel braves the brisk winter chill with a black coat and red-hot handbag while leaving her New York City apartment on Monday.

Nicole Richie adds a rocker edge to her workout gear Monday, sporting a studded denim jacket and metallic purse while leaving the gym in Studio City, Calif.

It's a trunk show! Neil Patrick Harris shows off his love of animals Monday, picking up a stuffed elephant – a gift for his twins, perhaps? – during a shopping spree at Barneys New York in Beverly Hills.

After popping the question to girlfriend Britney Spears last week, a low-key Jason Trawick shops for a few essentials Monday at a local grocery store in Woodland Hills, Calif.

Hot in Cleveland star Betty White shows off her love of animals with new book, Betty amp Friends: My Life at the Zoo, on Monday in L.A.

Talk about a triple threat! David Beckham and his growing boys Brooklyn, 12, and Romeo, 9, make a fashionable arrival for the annual Night of Heroes award ceremony, which honors British servicemen and women, Monday night in London.

Mission Impossible – Ghost Protocol star Paula Patton happily marks her place among star autographs during a visit to the SiriusXM studio in New York City on Monday. The fourth installment of the action franchise opens Wednesday.

Wearing a stunning black Alexander McQueen gown, the Duchess of Cambridge is joined by Prince William and Prince Harry at the "A Night of Heroes" awards ceremony at London's Imperial War Museum on Monday.

Self-described , Kellan Lutz bundles up for some fun on the slopes Monday in Aspen, Colo.

Hands-on dad Hugh Jackman braves the chilly weather for a stroll through N.Y.C. with daughter Ava, 6, on Monday.

Fashionista Rachel Zoe holds tight to her gray guy, 8-month-old son Skyler, during a stylish day out in West Hollywood on Monday.

After celebrating wife Katie Holmes's 33rd birthday, it's back to work for Tom Cruise, who stops by the Late Show with David Letterman in New York City on Monday to promote Mission Impossible – Ghost Protocol.