Yang Se-hyung is known for his work on a program which had the largest market share for its timeslot as of what date?
Yang Se-hyung: Yang Se-hyung (born on August 18, 1985), is a South Korean comedian, and entertainer. Yang Se-hyung:  His most known for his work on the tvN sketch comedy show "Comedy Big League" and MBC's "Infinite Challenge".
i don't know