Lee Seyeon

Lee Seyeon performed "If It Is You" (너였다면) (Another Miss Oh OST by Jung Seung Hwan) as SingAgain3 Singer No.45 on JTBC's survival show Sing Again 3 in 2023.

Lee Seyeon performed "Lie Lie Lie" (거짓말 거짓말 거짓말) (by Lee Juck) with Jin Won during episode 6 of Mnet's survival show Superstar K 2016.

Lee Seyeon performed "Ask Tomorrow" (내일을 묻는다) (by J Rabbit) during episode 3 of Mnet's survival show Superstar K 2016.