On the November 9 airing of MBC Everyone's 'Weekly Idol,' the idol MCs on the show were GOT7's Jackson, MONSTA X's Jooheon, and TWICE's Dahyun. �The two main MCs, Defconn and Jung Hyung Don, tried to figure out all their relations.

SEE ALSO: 'NOW That's What I Call Music' to release special K-pop album

While Dahyun is a label mate junior to Jackson, who is friends with Jooheon, they couldn't figure out the link between Dahyun and Jooheon. �Jung Hyung Don asked, "Are you two close?" and Dahyun revealed, "To tell the truth, MONSTA X's Jooheon is a church oppa from a while back." �Looks like they knew each other since before debut!