Yoo Jae Suk has teamed up with aespa's Winter and Karina to take on the latest "Supernova" challenge.

This unexpected collaboration went viral on social media platforms and online communities. The challenge was posted on YouTube and various social media platforms where Yoo Jae Suk playfully showcased his moves and charm in the challenge with Winter and Karina.

The unexpected trio generated some excitement.

Netizens commented:
"JAESUK understood the assignment and OUR WINRINA looking stunning!"

"I feel like they had to do multiple takes because they had to hold in their laughter."

"Why is Karina's facial expression so funny?"

"Ahhh Winter...I love youuuuuuuuuuu"

"Awesome."

"He’s so dramatic with it."

"Lol it's cute, my wish comes true. Thanks, Karina & MC Yoo."

"Jaesuk oppa is always perfect. Cool collab."

"Karina make the jump scare. She's gorgeous btw."

"Running Man waiting... "

"Karina is a goddess!!"

"He understood the assignment."

"They're so cute together! Karina and winter!"

"Is it just me or is winter getting even prettier each comeback?"
"JiminJeong Just never fails to impress me with their cuteness!!"
"Want to see all aespa members as special guests in running man..."

SEE ALSO: aespa wins with “Whiplash” on ‘Inkigayo’ + performances from MEOVV, ZHOUMI, and more!