Unit 4 + 2 were a British pop band, who had a number one hit in the UK Singles Chart in 1965 with the song "Concrete and Clay". The track topped the UK chart for one week.
Unit 4 + 2 were a British pop band, who had a number one hit in the UK Singles Chart in 1965 with the song "Concrete and Clay". The track topped the UK chart for one week.
