It has been unearthed that newcomer Yoon Shi Yoon of MBC sitcom, High Kick Through the Roof has previously participated in an episode of MBC's Introducing Star's Friend as F.T Island's Lee Hongki's friend prior to his debut as an actor. In the episode of Introducing Star's Friend, Yoon Shi Yoon was favored by the female contestants for his physical similarities to Lee Junki. When the episode aired, Yoon Shi Yoon had revealed that he was introduced to Lee Hongki by a composer friend and that he was trying to make it as an actor. Yoon Shi Yoon is currently playing the role of Jung Jun Hyuk in High Kick Through the Roof and has previously garnered attention for being the same age as Daniel Choi, who also stars in the sitcom as Lee Ji Hoon, a character 9 years older than Jung Jun Hyuk.