Elle Fanning Dolls Up in France Ahead of Cannes Film Festival, Plus Jessica Chastain, JoJo Siwa and More

1/80
Riviera Views

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.

2/80
Consider It Considered

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.

3/80
In the Sunshine

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

4/80
On the Mic

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

5/80
Back on Set

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.

6/80
Springtime Star

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

7/80
Star Crossed

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.

8/80
Spring Fling

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

9/80
Under the Sea

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.

10/80
Costar Embrace

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

11/80
Cap and Gown

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

12/80
Pretty in Purple

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

13/80
Big Smile

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

14/80
Paw Patrol

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

15/80
Travel Day

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.

16/80
Shades On

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.

17/80
Hats Off to You

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

18/80
Color Coordinated

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

19/80
Still Bejeweled

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

20/80
Dining Down Under

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.

21/80
Going Places

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

22/80
Out & About

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

23/80
Screening & Sight Seeing

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

24/80
Summer Already

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

25/80
You Glow, Girl

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

26/80
Footstep Following

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

27/80
Moms Unite

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.

28/80
Playoff Pals

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.

29/80
Newlywed Night Out

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

30/80
Say Cheese!

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

31/80
Game On!

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

32/80
No Bones About It

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.

33/80
Bejeweled Babe

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

34/80
Girl Power

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.

35/80
Grad Guy

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

36/80
Toast of the Town

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.

37/80
Just Peachy

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

38/80
Front Row Fashionistas

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.

39/80
Fast and Fabulous

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

40/80
The Godfather

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

41/80
On the Throne

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

42/80
Good Vibes Only

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.

43/80
Grand Opening

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.

44/80
Hello, Good Morning

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.

45/80
Quick Refresher

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.

46/80
Loud and Proud

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.

47/80
Sun in the City

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

48/80
Shaggy Chic

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

49/80
Out of the Water

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.

50/80
Love from Down Under

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

51/80
Best Friends Forever

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

52/80
The Boys Are Back

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.

53/80
Dazzling the Crowd

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

54/80
Country's Best

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.

55/80
Genre Bending

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

56/80
Longtime Pals

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.

57/80
Sweet Treat

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

58/80
Tight Crew

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.

59/80
Star on Paper

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

60/80
Sealed with a Kiss

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

61/80
Birthday Girl

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.

62/80
Dapper Duo

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.

63/80
Perfectly Poised

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

64/80
Big Smile

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

65/80
Gather 'Round

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

66/80
Sun Day

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.

67/80
City Girl

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

68/80
Bear Necessities

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

69/80
Photo Finish

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.

70/80
All Dressed Up

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.

71/80
Game On!

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.

72/80
Brothers' Night Out

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

73/80
Baby on Board

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.

74/80
Model Behavior

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.

75/80
Hats Off

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

76/80
Have a Laugh

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

77/80
Celebratory Selfie

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.

78/80
Backstage Pass

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.

79/80
Strike a Pose

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.

80/80
Premiere Pose

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

From Hollywood to New York and everywhere in between, see what your favorite stars are up to