Yoo Jae Suk has finally come to meet his "doppelganger" face-to-face.

In the latest teaser clip for next week's 'You Quiz on the Block,' Yoo Jae Suk was finally able to meet with 'The Glory' actor Jung Sung Il.

After 'The Glory' gained much popularity, there have been many opinions saying that Yoo Jae Suk and actor Jung Sung Il look alike.

The preview video for next week's episode, 'You Quiz on the Block,' revealed the special guests joining the two hosts for a candid talk.

Right before introducing Jung Sung Il, Yoo Jae Suk and Jo Se Ho are seen reenacting a scene from 'The Glory' - Yoo Jae Suk playing the role of Ha Do Young and Jo Se Ho playing the role of Moon Dong Eun. The two brought laughter as they reenacted the scene in which Ha Do Young comes across Moon Dong Eun at the Go game house.

As soon as the actor walked into the film set, Jo Se Ho pointed out, "You two do really look like doppelgangers...you guys are similar in height too."

Meanwhile, Jung Sung Il will be sharing the behind story of how he was cast for the drama and a few stories about his personal life.