Park Jae-sang (Korean: 박재상, born December 31, 1977), better known by his stage name PSY (Korean: 싸이 is a South Korean singer, songwriter, rapper, dancer, and record producer. PSY is best known for his humorous videos and stage performances, and for his international hit single "Gangnam Style", whose refrain "Oppan Gangnam Style" was entered into The Yale Book of Quotations as one of the most famous quotes of 2012.

After he made a comeback with his song, it was a hit! Everyone loves the song. He going to some schools to visit the students and some of them are dancing and singing to his song. After that, he goes home and thinking, "Everyone loves my song. What should I do to love them back?"

So, he decided to open a school at Gangnam, "Gangnam Academy" to all students who got Gangnam Style like him. He's the principle and the school anthem is, "OPPA GANGNAM STYLE!"