Lee Gwang Sub is a South Korean comedian and MC. He graduated from Dong-Ah University of Media and Arts with a degree in Broadcasting Journalism. He made his debut in 2007 as part of the 22nd open recruitment for comedians at KBS and appeared in several segments of "Gag Concert". He left the show sometime around 2018 and became a businessman and got married. He returned to TV in 2023 appearing in a few segments of "Gag Concert Season 2".
(Source: MyDramaList)
