A Photo of singer IU and actor Kim Soo Hyun from four years ago is catching much attention.

IU and Kim Soo Hyun, who are currently appearing in the KBS2 drama "Producer" together as singer Cindy and the new PD Baek Seung Chan respectively- had taken a photo together four years ago.

The two had appeared in KBS2 "Dream High" four years ago. In the picture, they're revealing much younger looks than now, catching much attention.