THEN AND NOW: 12 photos show Gen Z celebrities' first and most recent red-carpet moments

Zendaya, 27, made her red-carpet debut in August 2010 for a screening of Disney's "Tinker Bell and the Great Fairy Rescue." In October 2023, the "Euphoria" star posed for photos at the Louis Vuitton Womenswear Spring/Summer 2024 runway show during Paris Fashion Week.

Tom Holland, 27, was all smiles at the premiere of "The Impossibles" in December 2012. More than a decade later, Holland attended the premiere of Apple TV+'s "The Crowded Room" in June 2023.

Marsai Martin was only 10 when she arrived at a screening of Disney XD's "Star Wars Rebels: Spark Of Rebellion" screening in September 2014. This month, Martin, 19, stepped out to the "Renaissance: A Film by Beyoncé" premiere.

Jenna Ortega dressed up while attending a campaign launch hosted by Bella Thorne in February 2016. The 21-year-old also donned a stylish ensemble in September 2023 at the Christian Dior Womenswear Spring/Summer 2024 runway show during Paris Fashion Week.

Kylie Jenner was still a tyke when she attended the premiere of Disney's "The Emperor's New Groove" December 2000 with Caitlyn Jenner, Kris Jenner, and Kendall Jenner. Recently, the 26-year-old posed for solo photos after arriving at WSJ Magazine's 2023 Innovator Awards in November.

Yara Shahidi gave a thumbs-up while attending the 2009 Nickelodeon Kid's Choice Awards. In September, Shahidi, 23, posed for photos after arriving at the Christian Dior Womenswear Spring/Summer 2024 runway show.

JoJo Siwa, 20, arrived at Just Jared's Throw Back Thursday Party in March 2015 wearing her signature bow but ditched the accessory when she posed for photos at the 2023 Industry Dance Awards in October.

Jaden Smith's first red-carpet moment occurred in July 2004 when he attended the "I, Robot" premiere with his dad, Will Smith, and grandfather, Willard Smith Sr. More recently, the 25-year-old attended the Louis Vuitton Womenswear Spring/Summer 2024 runway show in October.

Willow Smith, 23, posed alongside Will Smith, Jada Pinkett-Smith, and Jaden Smith at the 2004 "SharkTale" premiere. Nearly one decade later, she appeared for photos at the Moncler X Pharrell Williams collection launch in September.

In October 2014, Simone Biles, 26, attended the Women's Sports Foundation 35th Annual Salute to Women in Sports event. Biles' last red-carpet moment was in May 2022 when she stepped out for the inaugural STARZ #TakeTheLead Summit.

The "Stranger Things" actor made her red-carpet debut at the BAFTA Los Angeles TV Tea Party in August 2014. Brown, 19, recently appeared at the 2023 Glamour Women of the Year event in November.

Naomi Osaka posed for photos at the 2017 Australian Open in Melbourne. Six years later, Osaka, 26, attended the Victoria's Secret's celebration of The Tour '23 this September.