Rihanna, Zac Efron, Justin Bieber [PHOTOS]

Stars have been everywhere this week, from Rihanna's statement style at Fenty's new collection launch party to Jennifer Lawrence's opening night visit to Broadway. Zac Efron and Lily James hung out at a screening of The Iron Claw in N.Y.C., and Justin Bieber surfed down the slopes of Aspen on his snowboard.

Here, the best photos of celebs out and about this week. Come back tomorrow for more of the latest A-list outings!

Mogul Behavior

Rihanna looks fluffy and fun in bright purple at her Fenty x Puma Creeper Phatty launch party at NeueHouse Hollywood on Dec. 18.

Smiles in Style

Zac Efron and Lily James match in shades of gray at a special screening of The Iron Claw in N.Y.C. on Dec. 18.

Show Time

Jennifer Lawrence smiles brightly on the opening night of the Second Stage Theater play Appropriate on Broadway in N.Y.C. on Dec. 18.

Snow Sports

Justin Bieber suits up in stripes for some snowboarding in Aspen, Colorado, on Dec. 18.

Out of the Kitchen

The Bear costars Jeremy Allen White and Ebon Moss-Bachrach reunite after a special screening of The Iron Claw at New York City's Crosby Street Hotel on Dec. 18.

Opening Night

Dakota Fanning steps out in support of her sister Elle Fanning as she makes her Broadway debut in Appropriate on Dec. 18 in N.Y.C.

All In

Neil Patrick Harris tries his hand at poker during the World Poker Tour x Daniel Arsham celebrity invitational in Las Vegas on Dec. 18.

Peace Out

Andie MacDowell brings high energy to a SAG Screening of the Hallmark Channel's The Way Homein Los Angeles on Dec. 18.

All That Glitters

Colman Domingo and Niecy Nash-Betts sparkle together at Netflix's Happy Holigays: A Toast With MOST event at NeueHouse Hollywood on Dec. 18.

Photo Op

Jason Momoa steps behind the lens at a fan screening of DC's Aquaman and the Lost Kingdom at The Grove in L.A. on Dec. 18.

On Set

Christopher Meloni stays warm under his hood while shooting on set of Law and Order: Organized Crime on Dec. 18 in New York City.

Spotted Live

Mandy Moore dons polka dots for The Tonight Show Starring Jimmy Fallon on Dec. 18 in N.Y.C.

Game On

Jodie Turner-Smith and Nancy Gomez hang out on the court at the L.A. Lakers vs. New York Knicks game in Los Angeles on Dec. 18.

Warm Tones

Kristin Cavallari cozies up in a heavy brown trench while exploring N.Y.C.'s SoHo neighborhood on Dec. 18.

All Dressed Up

Sophia Di Martino, Tom Hiddleston and Ke Huy Quan wear their finer threads at a finale screening and Q&A for season 2 of Marvel Studios' Loki in London on Dec. 18.

Funny Girl

Hannah Waddingham goofs off during an interview with late night host Seth Meyers in N.Y.C. on Dec. 18.

Jetsetter

Keith Urban picks up Nicole Kidman from the airport in Sydney, Australia, bright and early on Dec. 18.

It's Game Time

Queen Latifah takes her seat courtside at Crypto.com Arena as the Los Angeles Clippers face off against the New York Knicks on Dec. 16.

Top of the Morning

Patrick Dempsey flashes a wave as he greets fans outside of Good Morning America on Dec. 18 in N.Y.C.

Rainy Day Stroll

Olivia Rodrigo steps out with Louis Partridge on Dec. 18 on a rainy day in New York City.

On the Go

Cloaked in a trench coat, Lily James catches a ride in the Lower East Side neighborhood of Manhattan on Dec. 18.

Crowd Pleaser

Ludacris takes the stage during iHeartRadio Y100's Jingle Ball 2023 on Dec. 16 at Amerant Bank Arena in Miami.

Birthday Girl

Alix Earle celebrates her birthday at Seminole Hard Rock Hotel & Casino in Miami wearing a gold dress accessorized with matching gloves on Dec. 16.

Movie Stars

Mamoudou Athie, Jurnee Smollett and Jamie Foxx attend a special screening of The Burial at Linwood Dunn Theater in L.A. on Dec. 17.

Drink Up!

Maude Apatow celebrates her 26th birthday with Casamigos at Hatchet Hall in L.A.

Dynamic Duo

Raven-Symoné and Miranda Pearman-Maday strike a pose at the Children and Family Emmy Awards at The Westin Bonaventure Hotel & Suites on Dec. 17 in L.A.

Theater Fans

Tim Daly and Tea Leoni celebrate the opening night party for La Femme Theatre's The Night of the Iguana at Sardi's in New York City on Dec. 17.

Special Guests

Wynonna Judd and her husband Cactus Moser serve as grand marshals at the Leipers Fork's Christmas Parade on Dec. 16 in Leipers Fork, Tennessee.

All Together Now

Brett Young, Penn & Teller, Dule Hill, Vince Wilfork and Justin Flom come together with the the vice chairman of the joint chiefs of staff for the 2023 USO Holidays Tour.

Lending a Hand

Kelly Killoren Bensimon (center) volunteers at the Food Bank for New York City to help serve more than 200 meals on Dec. 16.

Big Fans

Taylor Swift and Brittany Mahomes wrap their arms around each other as they cheer on the Kansas City Chiefs on Dec. 17 in Foxborough, Massachusetts.

Girl Power

Alexis Bledel, Amber Tamblyn, Blake Lively and America Ferrera have a Sisterhood of the Traveling Pants reunion at an N.Y.C. soirée for Ferrera's CCA Groundbreaker Award win on Dec. 17.

Party Time

Flo Rida gets up close and personal with the crowd during his performance at iHeartRadio Y100's Jingle Ball 2023 at Amerant Bank Arena in Miami on Dec. 16.

Giddy-Up!

Nina Dobrev and Shaun White hop on horseback for a photo shoot in Aspen on Dec. 17.

Woman of the Hour

Sydney Sweeney takes a trip down under for a screening of her upcoming film, Anyone But You, on Dec. 18 in Sydney, Australia.

Courtside Hang

Timothée Chalamet opts for a book-themed sweatshirt as he takes his seat next to Ryan Friedkin while the Los Angeles Clippers face off against the New York Knicks at Crypto.com Arena on Dec. 16 in L.A.

Keeping Cozy

Hailey Bieber keeps warm in a gray fluffy coat while stepping out for dinner with Justin Bieber in Aspen on Dec. 17.

Season's Greetings

Mariah Carey flashes a wave on the closing night of her Madison Square Garden Christmas shows in New York City on Dec. 17.

Big Shop

Kendall Jenner looks chic in black as she celebrates REVOLVE + FWRD's first pop-up shop in Aspen on Dec. 14.

On the Town

Bella Hadid steps out in New York City in a cozy grey getup topped off with leather jacket on Dec. 17.

Buzzer Beater

Machine Gun Kelly gives out souvenir balls to the crowd while catching a game between the Atlanta Hawks and the Cleveland Cavaliers at Rocket Mortgage Fieldhouse on Dec. 16 in Cleveland, Ohio.

It's Showtime

Shaggy takes the stage during iHeartRadio Y100's Jingle Ball 2023 on Dec. 16 at Amerant Bank Arena in Miami.

Late Night Laughs

Kate McKinnon and Billie Eilish have some fun during a sketch on Saturday Night Live on Dec. 16 in N.Y.C.

For the Kids

Ayesha Curry and Stephen Curry host their 11th annual Christmas with the Currys celebration with their Eat. Learn. Play. foundation at Manzanita Community School on Dec. 15 in Oakland.

Winner's Circle

Jack Black throws his arm in the air as he accepts the award for Outstanding Voice Performance in an Animated Program during the Children and Family Emmy Awards on Dec. 17 at The Westin Bonaventure Hotel & Suites in L.A.

Festive Vibes

Michael Sheen and David Tennant visit LaplandUK at Whitmoor Forest in matching sweaters on Dec. 17 in Ascot, England.

Date Night

Simu Liu and girlfriend Allison Hsu attend the Unforgettable Gala held at the Beverly Hilton on Dec. 16 in Beverly Hills, California. 

All Smiles

America Ferrera attends a SAG-AFTRA Foundation event at the SAG-AFTRA Foundation Robin Williams Center on Dec. 15 in New York City.

When in London

Carey Mulligan and Rufus Sewell attend a special screening and Q&A for Maestro at The Soho Hotel on Dec. 16 in London.

Dapper Dude

Chris Messina attends a SAG-AFTRA Foundation event at the SAG-AFTRA Foundation Screening Room on Dec. 15 in Los Angeles.

Commanding the Stage

Shaquille O'Neal, a.k.a. DJ Diesel, performs a set during Tahoe Live at The Village at Palisades Tahoe in California on Dec. 16.

Rock On!

Sting performs in concert during Christmas By Starlite 2023 at Ifema on Dec. 15 in Madrid, Spain.

Floral Feeling

Emily Blunt attends an event at the Academy Museum of Motion Pictures on Dec. 14 in Los Angeles. 

Rockin' the Red

CeeLo Green performs onstage at the State Farm Arena on Dec. 15 in Atlanta. 

Promoting His Project

Seth Rogen attends a screening of Teenage Mutant Ninja Turtles: Mutant Mayhem at Pizzeria Mozza on Dec. 14 in Los Angeles. 

Screening Starlets

Rosamund Pike and Margot Robbie attend a screening of Saltburn at the San Vicente Bungalows on Dec. 15 in Los Angeles.

Holiday Spice

Rocking a tartan mini skirt and matching top, Ice Spice steals the show on stage at iHeartRadio Power 96.1's Jingle Ball on Dec. 14 in Atlanta.

Quality Time

Sam Smith and their boyfriend Christian Cowan coordinate in black outfits while strolling around New York City on Dec. 15.

Style with a Smile

Billy Porter steps out in celebration of H&M’s Studio Holiday Capsule collection at Barclays Center in Brooklyn on Dec. 14.

Season to Celebrate

JoBeth Williams and Charles Melton enjoy EW's SAG Awards Season celebration presented by City National Bank in Los Angeles on Dec. 14.

Party Girl

Jameela Jamil wows in a black cut-out outfit at EW's SAG Awards Season celebration presented by City National Bank in Los Angeles on Dec. 14.

Guild Gathering

Jason Segel and Natasha Lyonne share a moment at EW's SAG Awards Season celebration presented by City National Bank in Los Angeles on Dec. 14.

'Tis the Season

Julianne Hough wears a sheer dress and slip at the EW SAG Awards Season celebration in L.A. on Dec. 14.

Presidential Business

Conan O'Brien pays a visit to the White House's James Brady Press Briefing Room in Washington, D.C., on Dec. 15.

Cuddling Up

The Color Purple costars Fantasia Barrino and Danielle Brooks sit pretty on Dec. 14 at the Today show in N.Y.C.

Waving Hello

Kelly Rowland stays warm during the L.A. winter in a camel-colored coat on Dec. 14.

In the Hot Seat

Claire Foy joins Jimmy Fallon for a riveting conversation on The Tonight Show on Dec. 14 in N.Y.C.

Peace Out

Kelly Bensimon flashes a peace sign upon arrival at NBC Studios in New York City on Dec. 15.

Teddy Bed

Alexa Chung snuggles into her surroundings at the Max Mara Fluffy Residence in London's Covent Garden to celebrate the 10th anniversary of the Teddy Bear Coat on Dec. 15.

Showing Love

Dominique Fishback blows a kiss at Prime Video's SAG Nom Comm Screening of Swarm on Dec. 14 in Los Angeles.

In the Crowd

Olivia Palermo and Nicky Hilton go glam at Barclays Center in Brooklyn for L'AGENCE x Madonna: The Celebration Tour on Dec. 13.

1000-Watt Smile

Mandy Moore has a red-lipped smile at the season 2 premiere of her Peacock series Dr. Death at the Pacific Design Center in L.A. on Dec. 14.

Lots of Life

Joshua Jackson and Jennifer Morrison catch up at the season 2 premiere of Peacock's Dr. Death on Dec. 14 in L.A.

Buddying Up

Colman Domingo and Matt Bomer hang out at a special L.A. screening of Fellow Travelers at the San Vicente Bungalows on Dec. 14 in West Hollywood.

Going Live

Zac Efron dons sunglasses at Jimmy Kimmel Live! on Dec. 14 in Los Angeles.

On the Go

Streetwear-savvy couple Justin and Hailey Bieber strut around L.A. in style on Dec. 14.

Late Night Look

Billie Eilish brings her bright sense of style to Jimmy Fallon's chair on The Tonight Show in N.Y.C. on Dec. 14.

Girl Time

Penélope Cruz and Salma Hayek cuddle up at a celebratory luncheon hosted by Hayek and Kristen Stewart in honor of Cruz's starring role in Ferrari at the Mandarin Oriental Residences Beverly Hills on Dec. 14.

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