About:
Kim Sung-kyu, better known by the mononym Sunggyu or Sungkyu is a South Korean singer, songwriter, actor, and MC. He is the leader and main vocalist of South Korean boy band Infinite.

• Known For
• 
  INFINITE Concert Second Invasion Evolution the Movie 3D
  as
  Self
• 
  INFINITE CONCERT 'COMEBACK AGAIN'
  as
  Self
• 
  Grow: INFINITE's Real Youth Life
• 
  INFINITE - JAPAN 1ST LIVE 「LEAPING OVER」
• 
  INFINITE - One Great Step Returns