The 19-year-old gymnast was all smiles while hanging out with the cast and crew.
Simone Biles just had the most 'A'-mazing day ever!
On Friday, the Olympic gold-medalist visited the set of one of her favorite TV shows, Pretty Little Liars, and judging by the photos the cast and crew shared on Instagram, it looks like the 19-year-old gymnast fit right in.
WATCH: Zac Efron Talks Flying to Rio to Meet Simone Biles
"@lucyhale was not filming today but someone just as small and powerful took her place," Troian Bellisario captioned the pic, which was reposted by Janel Parrish. "ITS @simonebiles AND SHES 4-TIME OLYMPIC GOLD MEDALIST! AND A BRONZE TOO!!"
Biles also shared a snap, captioning it, "PRETTY LITTLE LIARS! Thank you guys for letting me see the set today!"
Bellisario's costar, Keegan Allen, was just as excited about their guest for the day, writing, "Hanging with @simonebiles today. Such an honor to meet and spend the afternoon showing her around our set!"
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Apparently, he was the lucky cast member who got to "host" Biles and "run her around" the set for the day.
See more epic snaps from Biles' tour below:
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Back in August, when Biles was crushing the competition at the Summer Olympics in Rio, PLL executive producer Marlene King invited the gold medalist and her Final Five teammates to the Los Angeles-based set.
"We're so proud of what you’re doing in Rio," King wrote in a Twitter message to Biles. "Come see us as soon as you get home and bring your friends!"
Next on Biles' bucket list? Babysitting Kim Kardashian West and Kanye West's 3-year-old daughter, North!
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Earlier this month, Biles was a guest on The Ellen DeGeneres Show, where she adorably explained what it was like to meet the Selfish author, as well as Zac Efron and Beyoncé. "I got my selfie [with Kim] that I wanted, and then I talked to her so I could send her daughter some [leotards], which are in the works," Biles gushed. "I already texted her this morning, so that's good, and I want to babysit her daughter."
To hear more on Biles' most memorable star-struck moments, watch the video below!