Looking like film royalty in a blue gown, Elle Fanning peers over a balcony at the Hôtel Martinez on May 16 in Cannes, France, ahead of the annual film festival.

George & Tammy star and executive producer Jessica Chastain suits up to promote the Showtime series at a FYC Emmy event on May 15 in L.A.

JoJo Siwa is all smiles in a purple sweatsuit while walking in Los Angeles on May 15.

Pamela Anderson speaks at a FYSEE event for her Netflix documentary Pamela, A Love Story on May 14 in L.A.

A red-haired Blake Lively gets into character as Lily on the New Jersey set of her upcoming film It Ends with Us on May 15.

Ariana Madix embraces the season with a bright and colorful dress on a day out in N.Y.C.

Zac Posen, Stacey Stevenson, Katie Holmes, Debbie Harry and Harrison Ball gather at Chelsea Piers in N.Y.C. for Family Equality's Night on May 15.

The Chainsmokers' Drew Taggart links up with his new model girlfriend, Marianne Fonseca, for a walk around Manhattan's SoHo neighborhood on May 15.

Halle Bailey stuns in a white gown adorned with silver gems and a shell-like neckline at the London premiere of The Little Mermaid on May 15.

Sienna King and Melissa McCarthy share a sweet moment at the London premiere of The Little Mermaid on May 15.

Idina Menzel gears up to speak at the University of Pennsylvania commencement in Philadelphia on May 15.

Rachel Brosnahan stops by The View in New York City on May 15.

Brie Larson flashes a wave during the Jury dinner at Hôtel Martinez ahead of the Cannes Film Festival in France on May 15.

Julianne Moore steps out for a dog walk in New York City on May 14.

Elle Fanning arrives at an airport in Nice, France, ahead of the Cannes Film Festival dressed in a monochrome look paired with dark sunglasses on May 15.

Ja Rule attends DJ Cassidy's Pass the Mic LIVE! presented by Martell Cognac and The Black Promoters Collective at Prudential Center in Newark, New Jersey.

Usher passes on some wisdom as the commencement speaker for Berklee College of Music's graduating class of 2023 on May 13 in Boston.

Hailey Bieber's pooch tags along (and matches her outfit!) during her day out in New York City on May 12.

In her glittering suit and matching boots, Taylor Swift continues her Eras Tour with a dazzling performance in Philadelphia on May 12.

Looking casually chic in a black tube top and green trousers, Margot Robbie stops for lunch with Vogue Australia editor-in-chief Christine Centenera in Sydney.

Mask in hand, Jennifer Lawrence rushes to her car during a beautiful N.Y.C. day on May 14.

Kanye West shops in L.A. with Bianca Censori (not pictured) on May 13.

Vin Diesel and Helen Mirren hang out at the Fast X film premiere at the Colosseum in Rome on May 12.

Tracee Ellis Ross keeps cool in a red tank top and yellow shades on a sunny day in L.A. on May 13.

Pamela Anderson steps out in all white for lunch in Los Angeles on May 13.

Mia Threapleton joins her mother and I Am Ruth costar Kate Winslet for the BAFTA TV Awards on May 14 in London.

Kelly Rowland, Anastasia Soare, Sofia Vergara, Kimora Lee Simmons and Kris Jenner gather for an L.A. Mother's Day brunch hosted by makeup brand Anastasia Beverly Hills on May 13.

A masked-up Leonardo DiCaprio sits courtside with Lewis Hamilton to watch the Los Angeles Lakers take on the Golden State Warriors in L.A. on May 12.

Newlyweds G Flip and Chrishell Stause attend the My Friend's Place annual gala to end youth homelessness on May 13 in Los Angeles.

Louis Tomlinson attends the premiere of his new documentary, All of Those Voices, in Los Angeles on May 13.

Selling Sunset's Brett and Jason Oppenheim attend the FYSEE Reali-Tea Netflix event at Red Studios on May 13 in Los Angeles.

Matty Healy performs onstage with Phoebe Bridgers during her opening set at Taylor Swift's Eras Tour at Lincoln Financial Field on May 12 in Philadelphia.

Taylor Swift performs onstage during her Eras Tour at the Lincoln Financial Field on May 12 in Philadelphia.

Ciara and Lola Brooke perform onstage during the Strength of a Woman's MJB Celebrating Hip Hop 50 concert at the State Farm Arena on May 12 in Atlanta.

Jon Batiste attends the 2023 Loyola University New Orleans Commencement Ceremony at UNO Lakefront Arena on May 13 in Louisiana.

Elle Fanning celebrates with a spread following a screening of The Great season 3 presented by Hulu and American Express on May 11 in Los Angeles.

Haley Lu Richardson is bright and sprightly while arriving at the Today show on May 11 in New York City.

Behati Prinsloo and Gwen Stefani sit front row as Stefani's husband, Blake Shelton, is honored with a star on the Hollywood Walk of Fame in Los Angeles on May 12.

Charlize Theron attends the Fast X premiere at the Colosseo on May 12 in Rome.

Meadow Walker accompanies her godfather, Vin Diesel, to the Fast X event in Rome on May 12.

Nathalie Emmanuel poses for the cameras while at a Fast X event in Rome on May 12.

Queen of the good vibes, Drew Barrymore, poses for the camera while at a Ralph Lauren Mother's Day breakfast held at the brand's Madison Avenue flagship store in New York on May 12.

John Legend and kids Luna and Miles are on hand to support Chrissy Teigen at the ribbon-cutting ceremony for her new Cravings pop-up shop at The Row in Downtown Los Angeles on May 12.

Joe, Kevin and Nick Jonas hang with Hoda Kotb after performing during NBC's Today Citi Concert Series on May 12 in New York City.

Jennifer Lopez takes a moment to enjoy her new line of cocktail spritz — Delola — during the premiere of her new Netflix film, The Mother, in L.A. on May 10.

Selling Sunset's Chrishell Stause and Chelsea Lazkani attend Netflix's All Out: A Night of Pride event at Heart WeHo in West Hollywood on May 11.

Justin Bieber rocks pink shades as he takes a springtime stroll through New York City on May 11.

Jodie Turner-Smith heats up the London opening of Veuve Clicquot's Solaire Culture exhibition in a fluffy red jacket on May 11.

Javier Bardem and his on-screen daughter, Halle Bailey, cuddle up at the Mexico City premiere of their new Disney film The Little Mermaid on May 11.

Keith Urban and Nicole Kidman pause for a sweet moment at the ACM Awards in Frisco, Texas, on May 11.

Stassie Karanikolaou and Kylie Jenner match in black ensembles at the Los Angeles celebration of Mugler x H&M on May 10.

Jack Harlow and Lil Nas X pose together at the red carpet premiere of White Men Can't Jump on May 11 in L.A.

Bebe Rexha takes the mic at Elvis Duran's Y-100 Spring Break in Florida on May 11.

Looking like a sparkly star in a colorful cut-out dress, Dolly Parton co-hosts the ACM Awards (with Garth Brooks, not pictured) in Frisco, Texas, on May 11.

Paying a visit to Texas, Ed Sheeran dons denim for a duet with Luke Combs at the ACM Awards in Frisco on May 11.

Julia Louis-Dreyfus and Marisa Tomei reunite at a special L.A. screening of Louis-Dreyfus' new film You Hurt My Feelings on May 11.

Krysten Ritter grabs a cupcake from L.A. bakery Big Sugar Bakeshop on May 11.

Sylvester Stallone shares a booth with his wife, Jennifer Flavin (middle), and three daughters Sistine, Sophia and Scarlet at the N.Y.C. red carpet and reception for their reality show The Family Stallone on May 11.

Sean Hayes gets his portrait drawn in caricature form on May 11 at N.Y.C. restaurant Sardi's.

Jennifer Lopez and Ben Affleck share a kiss at the L.A. premiere of Lopez's film, The Mother, on May 10.

Busta Rhymes presents Janet Jackson with flowers and a cake onstage during her May 9 show in N.Y.C. to celebrate both her upcoming birthday and Mother's Day.

Stanley Tucci and Luke Evans pose together at a Filmmaker's Dinner hosted by 886 by The Royal Mint and The Corinthia London on May 11.

Iman attends the (Red) Supper hosted by Laura Brown and Phoebe Robinson at the Algonquin Hotel in New York City on May 10.

Amber Heard sports a wide-brim sunhat while out and about in Madrid on May 11.

Christina Hendricks, Johnson Hartig and Lawren Sample attend the Libertine x Schumacher party in Los Angeles on May 10.

Both sporting sunglasses, Erin Walsh and Ashley Park attend a celebration for Silhouette's Barcelona-inspired sun collection at Petit Ermitage Rooftop in L.A.

Emily Ratajkowski enjoys the warm weather in New York City as she attends the IAB Podcast Upfront on May 11.

Elle Fanning shows some love to a bear statue at the FYC event for her show, The Great, in Los Angeles on May 10.

InStyle cover star Quinta Brunson and Tracee Ellis Ross snap a selfie at a celebration for InStyle's new editor-in-chief, Sally Holmes, and the magazine's New & Next issue at San Vicente Bungalows in L.A. on May 10.

Paris Jackson, Alexandra Shipp, Storm Reid and Jasmin Savoy Brown pose together at the celebration for InStyle's new editor-in-chief, Sally Holmes, and the magazine's New & Next issue at San Vicente Bungalows in L.A. on May 10.

Emily Ratajkowski poses at Madison Square Garden in New York City for a basketball game between the Miami Heat and New York Knicks on May 10.

Nick, Joe and Kevin Jonas catch a basketball game between the Miami Heat and New York Knicks at Madison Square Garden on May 10.

Karlie Kloss shows off her growing baby bump at the 2023 FIT Future of Fashion celebration at The Fashion Institute of Technology in N.Y.C. on May 10.

Ashley Graham flashes a smile at the 2023 FIT Future of Fashion celebration at The Fashion Institute of Technology in New York City on May 10.

Miranda Lambert takes the mic at rehearsals for the 58th Academy of Country Music Awards on May 10 in Frisco, Texas.

Joel McHale attends the closing night of SeriesFest: Season 9 at Red Rocks Amphitheatre in Colorado on May 10.

Lainey Wilson and HARDY pose for a selfie after being presented with ACM awards at a press conference following their performances at the 2023 ACM Lifting Lives Topgolf Tee-Off and Rock On Fundraiser in The Colony, Texas, on May 10.

Cyndi Lauper and Max Martin pose backstage with the cast of Broadway's & Juliet, including Daniel J. Maldonado, Betsy Wolfe, Stark Sands, Paulo Szot, Lorna Courtney, Melanie La Barrie and Justin David Sullivan on May 10.

Lindsay Berra and Billy Crystal pose together at the Cinema Society screening of Sony Pictures Classics' It Ain't Over at the Hard Rock Hotel New York & NYY Steak on May 10.

Charlie Day, Kaitlin Olson, Glenn Howerton and Rob McElhenney attend the premiere of BlackBerry at The London West Hollywood on May 10.