How many movies have Song Ji-hyuk and Yoon Sung-mo acted in together?

They have worked on 5 movies together! Their first movie together was Choshinsei Fes.Vol.1 Shooting Star ~Special~ (2009) and was their highest rated movie together. They have not worked together since Choshinsei LIVE 2015 Girl Friend (2015). They are most known for their music films together.