Jo Kwon, the playful idol singer, visits Jam Jam not long after finishing his military service. Although Jam Jam finds him a bit too much at times, they have a lot of fun together dancing and singing. Next up, Kyung Wan dresses up as a teacher to teach Yeon Woo and Ha Young about manners. In addition, he teaches them about calligraphy and meditation as well. (thetvdb.com)