Famous for his membership in the hip-hop group Block B and its sub-unit Bastarz. He is also known for a solo mixtape titled Bigboi is Ready 2 Showtime.
While studying at Hanlim Arts High School, he auditioned unsuccessfully for Block B. After further musical training, he had a successful second audition for the rap group.
He was featured in the girl group Delight's single "Mega Yak."
Born Pyo Ji-hoon to an affluent family in Seoul, South Korea, he later adopted the stage name of P.O.
He and Zico both rose to fame as members of Block B.