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