Block B's P.O. (Pyo Ji Hoon) released a recent photo to celebrate his 30th birthday.

On February 2, a picture of P.O. was recently posted on P.O's official Instagram to celebrate his birthday. The post read, "Happy birthday to our soldier Jihoon. We'll wait for September 27th." This account is not operated by P.O. himself, but by his agency. In the photo, P.O. is wearing his Marine Corps military band uniform and smiling. 

Meanwhile, P.O. enlisted in the Marine Corps in March of last year. His agency later revealed that he was planning on serving in the military band. He will be discharged on September 27.