Star Tracks: Monday, December 27, 2010

They're back! After leaving town for the holidays last week, a smiley Fergie and hubby Josh Duhamel touch down at Los Angeles International Airport together on Sunday.

This way! Hot mama Heidi Klum keeps a gentle hand on her little pink lady, 1-year-old daughter Lou, during a visit to a Beverly Hills playground with the family on Sunday.

Hugh Jackman comes out swinging during a lively cricket match Sunday in Melbourne, Australia.

Honor Warren – toting a plastic pal – gets a lift from dad Cash Warren on Sunday while strolling with mom Jessica Alba before brunching at Nate 'n Al in Beverly Hills.

Was she naughty or nice? Kim Kardashian gets up close and personal with Santa at her family's holiday party in Los Angeles.

Merry Christmas! Gwen Stefani and Gavin Rossdale channel the holiday spirit during a photo shoot with their sons Kingston and Zuma – and Santa Claus! – in Sherman Oaks, Calif.

Expectant mom Pink looks fur-ociously cute in a panda bear hat while shopping in Malibu, Calif., on Wednesday.

Violet Affleck, 5, takes in the view during a day out with dad Ben Wednesday in Los Angeles.

While Alex Rodriguez takes a relaxed approach during their romantic Mexican holiday, girlfriend Cameron Diaz shows off her paddle-boarding skills Wednesday in Cabo San Lucas.

With her behind her, Nicole Richie gets back to her daily routine, hitting the gym in Toluca Lake, Calif., on Thursday.

Penélope Cruz puts her baby bump on display while shopping at an Ed Hardy boutique in L.A. on Thursday. The actress is expecting her first child with husband Javier Bardem this winter.

Kelly Osbourne puts on her best game face for Chris Moyles' Quiz Night in London on Thursday, a day after her email account was hacked. "Genuinely heart broken that someone hacked and read all my personal info! is nothing sacred? Literally devastated!" she Tweeted.

She's got the Christmas spirit! A red-hot Rihanna kicks off the holidays with friends and family Thursday while vacationing in her native Barbados.