Track02/10· 3:21Knock Knock (Who's There?)Your rating—Write a review →♡ FavoriteShareNot yet rated. Be the first.Home/Red Velvet/Chill Kill/Knock Knock (Who's There?)Listen onSpotifyApple MusicYouTube MusicWatchWatch on YouTubeYour review—SaveLyrics← PreviousChill KillNext →UnderwaterCommunity
