April 21, 2023[K-Choreo 8K] 이채연 직캠 ‘KNOCK’ (LEE CHAE YEON Choreography) @MusicBank 230421 K-pop Girls
April 15, 2023[예능연구소] LEE CHAEYEON – KNOCK(이채연 – 노크) FanCam | Show! MusicCore | MBC230415방송 K-pop Girls
April 14, 2023[K-Choreo 8K] 이채연 직캠 ‘KNOCK’ (LEE CHAE YEON Choreography) @MusicBank 230414 K-pop Girls
May 11, 2020[예능연구소] 아스트로 문빈 직캠 ‘Knock(널 찾아가)’ (ASTRO MOONBIN FanCam) @Show!MusicCore 200509 K-pop Boys
