The event was attended by Park Seo-joon, Lee Hee-hee, Red Velvet Joey and Pio.
About Park Seo-joon
Park Seo-joon is a South Korean actor. He is best known for his starring roles in the television series Kill Me, Heal Me, She Was Pretty, Hwarang: The Poet Warrior Youth, Fight for My Way, What's Wrong with Secretary Kim, and Itaewon Class.
Wikipedia
