From Hollywood to New York City, celebrities are living their best lives on both coasts and everywhere in between. Click through the gallery to see some of the best events and hottest looks from January.
Nick Jonas and Priyanka Chopra
The stunning couple looked more in love than ever at the Learning Lab Ventures 2019 Gala, presented by Farfetch, in Beverly Hills on Jan. 31.
The Jane the Virgin star was sitting pretty at the 2019 Winter Television Critics Association Press Tour in Pasadena, California, on Jan. 31, where she chatted about the last season of her CW dramedy.
Xtina belted her heart out during the launch of her Las Vegas residency at an iHeartRadio Live performance of Christina Aguilera: The Xperience in Burbank, California, on Jan. 31.
Jason Ralph and Rachel Brosnahan
The Marvelous Mrs. Maisel star stuck close to her hubby at the 34th Annual CSA Artios Awards at Stage 48 in New York City on Jan. 31.
Bryce Dallas Howard
The Jurassic World: Fallen Kingdom star got smooches from two Harvard theatrical students as they rode in a convertible during a parade honoring her Hasty Pudding Woman of the Year award in Cambridge, Massachusetts, on Jan. 31.
The royal mom-to-be looked coy-yet-elegant while visiting the University of London on Jan 31.
Jeffrey Dean Morgan and Norman Reedus
Considering how long they've been fighting the undead, it's no surprise that the actors weren't fazed by a few zombies at The Walking Dead Super Bowl Party in Atlanta, Georgia, on Jan. 31.
Hayden and Jansen Panettiere
What sibling rivalry? The sister-brother duo took in a screening of Sharkwater Extinction at the ArcLight Hollywood in Hollywood on Jan. 31.
Russell Wilson and Ciara
The married duo was the epitome of cool kid chic at the Bud Light Super Bowl Music Fest/EA SPORTS BOWL at State Farm Arena in Atlanta, Georgia, on Jan. 31.
The tennis pro braved the cold for a visit to Good Morning America on Jan. 31.
Even Kermit would be jealous of the elegant Roland Mouret green dress Chastain donned to the opening of L'Avenue at Saks in New York City on Jan. 31.
The Crazy Rich Asians star and his wife, Liv Lo Golding, made one stunning couple at the Vanity Fair EE Rising Star Party ahead of the 2019 BAFTAs in London, England, on Jan. 31.
The "IDGAF" singer looked fierce in a Giorgio Armani Privé voile bustier dress that featured ribbons embroidered with black crystals at the world premiere of Alita: Battle Angel in London, England, on Jan. 31.
Iskra Lawrence and Jameela Jamil
Body positivity FTW! The British model and The Good Place actress shared a laugh at the #AerieREAL Role Models party in New York City on Jan. 31.
Paris Couture Week may have ended a week ago, but that didn't stop the pop icon from continuing to give us solid sartorial style while out in the City of Light on Jan. 31.
The "Hot Wings" rapper kicked off Super Bowl weekend on Jan. 31 with a DJ set celebrating his Versace collaboration, the 2 Chain Reaction sneaker, at a pop-up boutique in Atlanta's Wish Gallery where Pernod Ricard cocktails were served.
Justin Timberlake and Jessica Biel
Despite the frigid temps, the duo celebrated Timberlake's 39th birthday an evening early on Jan. 30, bracing themselves against the cold after seeing the Broadway play, To Kill a Mockingbird.
Gina Rodriguez and Eva Longoria
The Latina actresses shared a sweet moment at the Miss Bala premiere in Los Angeles on Jan. 30.
Channeling the Rocket Man! While checking out a private event hosted by Sandals Resorts at the Hyde Lounge in Staples Center on Jan. 30, Duhamel donned a major pair of sunglasses in honor of the Elton John Farewell Concert.
Kristen Stewart and Emma Roberts
The actress pals went for a morning hike through Los Angeles' Griffith Park on Jan. 30.
Clap for Cruise! The Mission: Impossible action star gave a rousing speech during the 10th Annual Lumiere Awards at Warner Bros. Studio in Burbank, California, on Jan. 30.
The cookbook author was in a gregarious mood, smiling wide and laughing during a shopping trip in Los Angeles on Jan. 30.
The Vox Lux star was upbeat as she grabbed lunch with a friend at Kismet in Los Angeles on Jan. 30.
The Jay & Silent Bob Strike Back director used his T-shirt to pay tribute to a comic icon at "Excelsior! A Celebration of the Amazing, Fantastic, Incredible and Uncanny Life of Stan Lee" at TCL Chinese Theatre in Hollywood on Jan. 30.
Amanda Stanton and Becca Tilley
Bachelor Nation is so supportive! Stanton enjoyed a beach-babe brunch at Élephante on Jan. 30 for the kick-off launch of Tilley's collaboration with L*SPACE.
The 22-year-old model embraced the head-to-toe beige trend as she made her way to a business meeting in New York City on Jan. 30.
Poppy Delevingne and Alexa Chung
The British It girls hugged it out at a cocktail-and-dinner party for the opening of the Roger Vivier London New Bond Street opening at Loulou's in London, England, on Jan. 30.
Mellow yellow! The new mom checked out UNIQLO's Spring/Summer 2019 collection at Studio 525 in New York City on Jan. 30.
The recently engaged actor was looking quite dapper as he visited the BBC Radio 2 studios in London, England, on Jan. 30.
The Peppermint star held tight onto two to-go cups and her wallet after visiting her usual Los Angeles coffee spot on Jan. 30.
Luxe in leather! The Masked Singer judge paired a skintight dark brown dress with round sunglasses, a beige jacket and matching suede boots while out in New York City on Jan. 30.
The pregnant royal gave off major ballerina vibes while visiting The National Theatre in London, England, on Jan. 30.
Game on! The Keeping Up With the Kardashians star supported her rumored beau, Ben Simmons, as his Philadelphia 76ers took on the Los Angeles Lakers at Staples Center in L.A. on Jan. 29.
The Golden Globe winner and his wife, Sibi, cruised by the beach in Pacific Palisades, California, on Jan. 29.
The Barbadian beauty looked pretty in pastels after getting dinner at Kappo Masa in New York City on Jan. 29.
The late-night talk show host was glowing at a Busy Tonight panel during the Television Critics Association Winter Press Tour in Pasadena, California, on Jan. 29.
Ed Helms and Demi Moore
The Corporate Animals co-stars buddied up at a party for their flick at the DIRECTV Lounge, presented by AT&T, in Park City, Utah, on Jan. 29. For even more celeb sightings at the 2019 Sundance Film Festival, click here.
Also at the NBCUniversal portion of the TCAs was the Superstore actor, who was all smiles during the panel for his sitcom.
The British actress got all glammed up for a gala dinner celebrating the Christian Dior: Designer of Dreams exhibition opening at The V&A in London, England, on Jan. 29.
The supermodel stunned in sequins at her 65th birthday celebration at NYC's Gramercy Park Hotel on Jan. 29, where she blew out candles on a gorgeous four-tiered, flower-adorned cake.
Prince William and Kate Middleton
Dundee darlings! The royal couple kept cracking each other up while visiting V&A Dundee, Scotland's first design museum, on Jan. 29.
The Oscar nominee was beaming as she stepped out for the Mujeres Lenovo event at Simon's Restaurant in Mexico City, Mexico, on Jan. 29.
It was easy to spot the Maniac star in his colorful bubble jacket as he ran errands in New York City on Jan. 29.
Julia Roberts and Lucas Hedges
Roberts happily supported her Ben Is Back co-star at the 2019 WSJ. Magazine Talents and Legends Dinner, where Hedges was honored, at Mr. Chow in Beverly Hills on Jan. 28.
When she arrived at JFK Airport in NYC on Jan. 28, RiRi tried to go incognito by hiding in her oversized Raf Simmons jacket.
Taraji P. Henson and Tracy Morgan
The co-stars were back together on the red carpet for the premiere of their movie, What Men Want, in Westwood, California, on Jan. 28.
The Twilight alum was cruisin' comfy in sweats while out and about in Los Angeles on Jan. 28.
The Aussie actor got his song on, performing in the Nearness of You Concert in honor of Michael Brecker at Jazz at Lincoln Center in NYC on Jan. 28.
The blonde beauty gave a wave at the Australian premiere of Destroyer in Sydney on Jan. 28.
The 38-year-old actor got the giggles at the Velvet Buzzsaw premiere in Los Angeles on Jan. 28.
The "Sorry" singer was casually but very warmly dressed as he and his wife, Hailey Baldwin (not pictured), met up with his pastor, Carl Lent, in New York City on Jan. 28.
Rebecca Romijn and Jerry O'Connell
O'Connell's bold superhero suit was quite appropriate for the New York City premiere of Reign of the Supermen, which he attended with his wife at the Directors Guild of America Theater on Jan. 28.
Danai Gurira, Sterling K. Brown and Lupita Nyong'o
Wakanda forever! The Black Panther co-stars celebrated their big win at Netflix's SAG Awards Celebration in Los Angeles on Jan. 27, where nominees and winners -- including Ozark's Jason Bateman and the cast of GLOW -- from the evening's awards show were lauded.
Mandy Moore and Milo Ventimiglia
The onscreen couple showed off the Actors they won for Outstanding Performance by an Ensemble in a Drama Series for This Is Us at the 25th Annual Screen Actors Guild Awards in Los Angeles on Jan. 27. Check out all of the major red carpet arrivals from the 2019 SAG Awards here.
The Instinct star celebrated his 54th birthday with, appropriately, a Studio 54-themed party, enjoying dinner at Harvey and a sparkling cake when they moved to The Water Tower at the Williamsburg Hotel in Brooklyn, New York, on Jan. 27.
Emma Stone and Bradley Cooper
The Aloha co-stars reunited at the 2019 SAG Awards, held at the Shrine Auditorium in Los Angeles on Jan. 27.
Brie and Nikki Bella
Red lip riot! The Bella Twins threw a party to announce their new beauty-and-boy line, Nicole and Brizee, at Dressed Design in Park City, Utah, on Jan. 27.
Liam Hemsworth and Miley Cyrus
Cyrus supported her new hubby at the 2019 G'Day USA Gala in Culver City, California, on Jan. 26. The hunky Aussie was an honoree at the soiree.
The "I Like It" rapper was on top of her game when she hit the stage at the 2019 Adult Video News Awards at The Joint inside the Hard Rock Hotel & Casino in Las Vegas on Jan. 26.
Two thumbs up for Sundance! The On the Basis of Sex star got amped up in the Vulture Spot, presented by Autograph Collection Hotels, at the 2019 film festival in Park City, Utah, on Jan. 26. Check out even more star sightings from this year's megawatt fest here.
Kisses! The British singer was a neon dream at the ABB FIA Formula E Antofagasta Minerals Santiago E-Prix in Chile on Jan. 26.
Bradley Cooper and Lady Gaga
Fans at Gaga's Las Vegas residency on Jan. 26 got a huge surprise when Mother Monster asked her A Star Is Born co-star to come onstage with her to perform their GRAMMY-nominated song, "Shallow," together.
The dame showed her gratitude to the audience while performing during the 162nd Academy of Music Anniversary Concert & Ball in Philadelphia, Pennsylvania, on Jan. 26.
Justin Baldoni and Gina Rodriguez
The Jane the Virgin co-stars shared a hug at the Skid Row Carnival of Love in Los Angeles on Jan. 26.
The former Disney Channel star looked ready for Coachella in a lacy pastel ensemble while checking out the 2019 Pegasus World Cup at Gulfstream Park in Hallandale, Florida, on Jan. 26.
So trendy! The Canadian crooner rocked a daring, fashion-forward jumpsuit as she made her way to the Folies Bergere music hall in Paris, France, on Jan. 25.
The fashion designer put her best foot forward when she stepped out in New York City on Jan. 25.
Jaime King and Alyssa Milano
The actresses bonded on the second day of the SheMedia #BlogHer19 Health conference in Los Angeles on Jan. 25.
Jennifer Lopez and Alex Rodriguez
The dapper duo looked ready to get down to business in Miami on Jan. 25.
Sarah Paulson and Billy Eichner
The American Crime Story star puckered up to Eichner as the pair visited Watch What Happens Live With Andy Cohen on Jan. 25.
The "Girl" singer struck a pose at the SiriusXM Studios in New York City on Jan. 25.
The grown-ish star and SAG Awards Ambassador helped roll out the silver carpet for the awards show at the Shrine Auditorium in Los Angeles on Jan. 25.
Christina Hendricks and Alysia Reiner
The actresses both donned pretty patterned dresses for a Mamarazzi screening of Egg, hosted by The Moms, in NYC on Jan. 25.
The Scandal alum held court with Supreme Court Justice Sonia Sotomayor at Hostos Community College in NYC on Jan. 25, where both spoke about the power of reading during a Q&A session.
The Real co-host walked arm in arm with her husband, Israel Houghton, while out in Los Angeles on Jan. 25.
Jenny Mollen, Jenna Bush Hager and Hoda Kotb
The trio came together for the fourth annual luncheon of the Hudson River Park Friends Playground Committee at Current at NYC's Chelsea Piers on Jan. 25.