Insiders revealed that BTOB will be filming JTBC's 'A Hyung I Know' on April 20. An insider also added, "All the members, including acting-dol Sungjae, whimsical Peniel, and comical Changsub, have their own unique charms, so they'll be able to show that off on 'A Hyung I Know'."

SEE ALSO: [PHOTOS] BTOB express enthusiasm about finally meeting fans through 'Our Dream' fan concert tour

The episode will air in May, so make sure to tune in!