About:

• Known For
• 
  Mind Universe
  as
  Kim Hyong-seok
• 
  Mystery Duet
• 
  Sing for Gold
  as
  Self (12 episodes)
• 
  Mystery Music Show: King of Mask Singer
  as
  Self - Panelist (5 episodes)
• 
  You Hee-yeol's Sketchbook
  as
  Self (1 episode)