1970: Mary Hopkin: Knock, Knock Who's There?

Mary Hopkin

• This song was Mary Hopkin’s final UK Top 10 hit in March/April 1970.
• It was prevented from reaching Number 1 by Simon & Garfunkel’s Bridge Over Troubled Water.
• The track was Hopkin’s second UK Number 2 hit following 1969’s Goodbye.
• Knock, Knock Who’s There? was the UK’s entry at the 1970 Eurovision Song Contest.
• The song finished second with 26 points behind Ireland’s All Kinds of Everything.
• The single’s B-Side was I’m Going to Fall in Love Again, the runner-up from the UK’s 1970 Song For Europe competition to decide its Eurovision entry.
• Mary Hopkin reportedly dislikes both songs intensely.
• In Australia, a cover version by Liv Maessen peaked at Number 2 on that country’s national chart.

[Above image by Nationaal Archief, Den Haag, Rijksfotoarchief: Fotocollectie Algemeen Nederlands Fotopersbureau (ANEFO), 1945-1989 - negatiefstroken zwart/wit, nummer toegang 2.24.01.05, bestanddeelnummer 923-3712 (Nationaal Archief) [CC BY-SA 3.0 nl], via Wikimedia Commons]