According to a broadcast affiliate, the idol star took part in filming for SBS 'Fantastic Duo 2' on June 27.
Prior to this, Chen was in the first season with group EXO as he received much attention from fans for a stunning performance. However, he is looking to greet the audience as a guest panelist this time around. The episode with Chen is slated to air on July 9.
Meanwhile, EXO is aiming for a comeback this summer.