Filmography
| 2021 | |
| 2018 | Under Nineteen · as Vocal Mentor |
| 2016 | |
| 2015 | |
| 2010 |
| 2023 | Boys Planet · as Self / Vocal Master |
| 2019 | STAGE K · as Self |
| 2018 | Amazing Saturday · as Self |
| 2015 | Men on a Mission · as Self |
| 2015 | Two Yoo Project - Sugar Man · as Self |
| 2015 | The King of Mask Singer · as Self - Panelist |
| 2011 | Saturday Night Live Korea · as Self |
| 2011 | Weekly Idol · as Self - Guest |
| 2010 | Idol Star Athletics Championships · as Self - Athlete |
| 2009 | You Hee-yeol's Sketchbook · as Self |
| 2005 | Show! Music Core · as Self |
| 2004 | M COUNTDOWN · as Self |
| 1998 | Music Bank · as Self |
| 2017 | Money Flower · as Theme Song Performance |