Dong Wook, Jackson, Young Ji, Jong Ok, Min Woo and Nana leave to catch eels where the members get into a fun mud fight. Meanwhile, Joon Hyung, Gook Joo, Ryohei and Sunny leave to learn pansori. When they return home at night, Gook Joo brings her brother, Sunkyu, with her. When the members gather together and cook eels in their backyard, Goo Ha ra from girl group Kara arrives. Young Ji gets tearful when Hara talks about her (Young Ji) to her roommates. As the night gets deeper, the members and guests have a dance battle. At the end of the episode, a few members reenact their past auditions. (Source: Wikipedia)