Mary hopkin knock knock whos there 1970 02:29 Mary Hopkin ~ Knock Knock Who's There 1970 02:34 Mary Hopkin - knock knock who's there (HQ) 02:34 Mary Hopkin "Knock Knock Who's There" 03:25 Mary Hopkin -Knock Knock Who's There Live Eurovision 1970 United Kingdom 04:42 Mary Hopkin Eurovision 1970 "Knock Knock, Who's There" (NFe2 remake re-sync'd) 02:35 Mary Hopkin (1970) — Knock, Knock, Who's There? [2020 Remaster] 02:32 1970/1972 Mary Hopkin - Knock Knock Who’s There (mono 45) 02:41 ESC 1970 07 - United Kingdom - Mary Hopkin - Knock, Knock, Who's There? 02:47 1970 UK: Mary Hopkin - Knock Knock Who's There (2nd place at Eurovision Song Contest in The Hague) 02:31 1970 Mary Hopkin - Knock, Knock Who's There? 02:41 Mary Hopkin - Knock Knock Who's There (Stereo Mix) 02:27 LIV MAESSEN - Knock, Knock Who's There (1970) 02:29 Knock Knock Who's There - Mary Hopkin 1970 05:01 Mary Hopkin ''Turn Turn Turn'' Opportunity Knocks July 1968 02:24 Mary Hopkin - Goodbye (1969) (Stereo / Lyrics) More results