From the sand to the snow, celebrities were out and about this week celebrating the new year. Stars like Sofia Vergara and Bar Refaeli  hit the beach, while Ryan Seacrest  reported live from Times Square. Usher  took off on a private jet, and Miranda Kerr  got some serious air atop a hill. Kate Hudson  and fiancé Matthew Bellamy were dressed to the nines for a '20s-themed bash, and Jessica Alba  and Cash Warren shared a sweet snap from their NYE party in Mexico.
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Sofia Vergara and Nick Loeb spent time on the beach in Miami.
Joe and Nick Jonas  rang in the new year together.
Alessandra Ambrosio hit the beach in a bikini with a group of girlfriends.
MC Hammer shared a photo of himself with Carly Rae Jepsen in Times Square.
Candice Swanepoel reported for duty on the beach.
Nick Jonas  prepared for snowy conditions.
Chrissy Teigen picked up a rather colorful ensemble during her trip to Harajuku.
Justin Bieber showed off a glitzy gold watch.
A pregnant Kim Kardashian  spent New Year's Eve alongside her best friend, Brittny Gastineau.
Ludacris had fun with a fountain during a trip to Singapore.
Ke$ha celebrated with "2013" glasses.
Kate Bosworth  posed with her fiancé, Michael Polish, at a NYE party.
Nicky Hilton  hit the beach in Miami.
Miranda Kerr  shared a photo while high atop a hill.
Ellie Goulding celebrated at midnight with a cigar and a top hat.
Eva Longoria  wasn't feeling so hot on New Year's Day.
Jaime King posed with Lana Del Rey as the clock struck midnight.
Carrie Underwood  planted a kiss on her husband, Mike Fisher.
Tom Brady  got prepped with his fellow New England Patriots before a big game.
Rachel Zoe  and Rodger Berman celebrated the new year with Brian Atwood and his husband, Jake Deutsch.
Chord Overstreet hit the beach in a tank top and backward cap.
Tyra Banks  took photos during a work break.
Ed Burns and Christy Turlington shared a sweet snap together during the New Year's countdown.
Joan Rivers celebrated New Year's Eve with a layover in Houston, TX.
Ashley Tisdale  hit the slopes.
Ozzy Osbourne spent New Year's Eve with his granddaughter, Pearl.
John Legend  celebrated his birthday with a music-themed cake.
Chrissy Teigen rang in the new year in her usual silly style.
LeAnn Rimes shared a photo from sunny Cabo San Lucas.
Rita Ora hit the pool with a friend.
Heidi Klum  took a sunny-day bike ride.
Usher  posed in front of a private jet.
Ryan Lochte rang in the new year alongside Jamie Foxx .
Jessica Alba  posed in a party hat with friends.
Ciara got some work done on her laptop while en route to a New Year's Eve bash.
Mariah Carey  and Nick Cannon celebrated New Year's Eve in Australia.
Julianne Hough posed with a baby.
Matthew Bellamy shared a photo of he and fiancée Kate Hudson  dressed up as '20s-era gangsters with their friends.
Wilmer Valderrama  and his wolfpack went shirtless  on the beach of Bimini in the Bahamas.
Bar Refaeli  spent New Year's Day on the beach with an ice-cold beverage.
Ryan Seacrest  wished his followers a happy new year.
Kathy Griffin and Anderson Cooper  got cozy while hosting the New Year's Eve countdown on CNN.
John Stamos was flying high over Arizona.
Chloë Moretz listened to music during a four-hour layover.
Jessica Alba  snapped a celebratory photo with husband Cash Warren.