By ETonline Staff
2:25 PM PDT, September 20, 2021
Whether they're fangirling at the Wizarding World of Harry Potter or screaming through the scary Halloween attractions, celebs know how to have a good time at Universal Studios Hollywood and at the theme park in Orlando, Florida.
Robin Thicke

The "Look Easy" singer took his family for a fun trip to Universal Studios Hollywood!
Ariel Winter

Insanely tall demons on stilts somehow didn't scare this actress, who proved she doesn't spook easily while walking through a scare zone at Universal Studios Hollywood's Halloween Horror Nights. For even more frightful pics from the Halloween season, click here.
Camila Cabello

Really working those vocal cords! The "Señorita" singer got a scare at Universal Studios Hollywood’s Halloween Horror Nights.
Kehlani

The new mom wasn't even a little bit scared of the bloody ghouls she encountered at Halloween Horror Nights.
James Van Der Beek

The Dancing With the Stars contestant had a twirl in his step as he toured Universal Studios Hollywood with his wife, Kimberly, and their four kids, Joshua, Olivia, Annabel and Emilia.
Vanessa Hudgens

It's no surprise that the Halloween super fan looked right at home on opening night of Hollywood Horror Nights on, what else, Friday the 13th.
Amandla Stenberg, Hunter Schafer, Barbie Ferreira and Rowan Blanchard

The actress pals gave off major '90s vibes while getting their end-of-summer kicks in at Universal Studios Hollywood.
Christina Milian

The pregnant actress and her boyfriend, Matt Pokora, continued to celebrate their growing family with a trip to Universal Studios Hollywood.
Ciara

The "Thinkin Bout You" singer threw up the peace sign while visiting Universal Studios Hollywood with her family.
Bryce Dallas Howard and Chris Pratt

Pratt gave two thumbs up as the co-stars tested out the new Jurassic World - The Ride at its grand opening at Universal Studios Hollywood.
Jaime Camil

The Jane the Virgin star had a ball testing out the new Jurassic World -- The Ride attraction with his wife, Heidi Balvanera, and their kids, Elena and Jaime, at Universal Studios Hollywood.
Sadie Sink

Blazin' a trail -- far from the Upside Down! The Stranger Things star celebrated the third season of her hit Netflix show with a summer trip to Universal Studios Hollywood.
Tiffany Haddish

Pure magic! The funny lady got her wizardry on at the Harry Potter: Wizards Unite event, hosted by WB Games and Niantic, Inc., at Universal Studios Hollywood on June 18. To celebrate the new augmented reality real-world mobile game that was inspired by the Wizarding World, Haddish chatted with fans about how much she loved reading the Harry Potter books, selected Ravenclaw as her house because she said she likes to fly and conducted the Frog Choir in Diagon Alley.
Chloe Kim

This (walking) boot was made for, well, walking! The Olympic snowboarder nearly jumped for joy through Universal Studios Hollywood after getting her cast removed. Kim revealed that she had broken her ankle via Twitter in March 2019.
Asher Angel

The Shazam! actor explored the movie magic and wild attractions at Universal Studios Hollywood.
Hilary Duff

The Younger star spent the day having a fun time with her family and friends at Universal Studios Hollywood.
Trevor Noah

The Daily Show With Trevor Noah host celebrated the holiday season with a trip to Universal Studios Hollywood.
Zoe Saldana

The Guardians of the Galaxy star and her husband, Marco Perego, posed in front of the California theme park's famous archway.
Dick Van Dyke

The legendary actor celebrated his 93rd birthday at Universal Studios Hollywood, even riding on Harry Potter and the Forbidden Journey for the first time while checking out the Wizarding World of Harry Potter.
Sharon and Kelly Osbourne

Three generations of Osbourne ladies! Patriarch Sharon brought her daughter and two of her grandkids -- son Jack's oldest daughters, Pearl and Andy -- to the Hollywood theme park for some fun family bonding.
Jude Law, Zoe Kravitz and Eddie Redmayne

The co-stars reunited for the Fantastic Beasts: The Crimes of Grindelwald Fans First Event at the Wizarding World of Harry Potter inside Universal Studios Hollywood.
Jaden Smith

Spooked? No way! Halloween may be over, but the Skate Kitchen actor still rocked out at Universal Studios Hollywood's Halloween Horror Nights. See even more pics from the annual fang-tastic event here.
Chrissy Teigen

Shh, don't tell! The cookbook author took a break from filming her and husband John Legend's Christmas special by stealing a golf cart and jokingly sneaking into Universal Studios Hollywood, with Legend sharing the entire adventure on his Instagram Story.
Billie Lourd, Kaitlyn Dever and Victoria Ruesga

The stars of Booksmart reunited to spend a day of fun at the Hollywood park.
Mackenzie Hancsicsak

The This is Us star, who portrays Young Kate on the NBC drama, stylishly kicked off the summer by visiting the Hollywood location while rocking a Jurassic World outfit.
Ariana Richards

The 38-year-old actress, who starred as Lex in the original Jurassic Park movie, visited the amusement park and surprised guests by training Blue, the Velociraptor from Jurassic World and the newest addition to the "Raptor Encounter."
Joey Lawrence

The Blossom alum brought his family to the theme park in Universal City, California, for a day of fun in the theme park sun.
Kelly Clarkson

All aboard! The Voice coach was excited to make a magical trip to Hogsmeade Village at Universal Studios Hollywood's The Wizarding World of Harry Potter theme park.
Jackie Cruz

Oui, oui! The Orange Is the New Black star brought her younger sister, Isabella Gonzalez, along to Universal Studios Hollywood.
Ryan Phillippe

Who says you can be too old for spring break? The Shooter star took a staycation to the theme park in California.
Ashley Greene

The Twilight alum found a couple of pumpkin heads at Halloween Horror Nights 2017.
Alex Pettyfer

No killer bear could scare the Magic Mike star and his brother, James Ireland, as they made their way through Universal Studios Hollywood, when the theme park was totally transformed in honor of Halloween.