Kim Hee-chul, better known mononymously as Heechul, is a South Korean singer, songwriter, presenter and actor. He is a member of the South Korean boy band Super Junior and has further participated in its subgroup Super Junior-T as well as project group Universe Cowards with Min Kyung-hoon and Woojoo jjokkomi with Lee Soo-geun. He was also a member of the disbanded pop rock duo Kim Heechul & Kim Jungmo.

Super Junior , also known as SJ or SuJu, is a South Korean boy band composed of Leeteuk, Heechul, Yesung, Shindong, Sungmin, Eunhyuk, Siwon, Donghae, Ryeowook, and Kyuhyun. Han Geng, Kibum, and Kangin were originally part of the group before departing in 2011, 2015 and 2019, respectively. The group was formed by the founder of SM Entertainment, Lee Soo-man in 2005 as a 12-piece group with rotational members but the concept was abandoned after addition of Kyuhyun in 2006. They are also dubbed by the media as the "King of Hallyu Wave" due to their contributions in Korean Wave.