Unit 4 + 2 were a British pop band formed in Hertfordshire, England, who had a number one hit on the UK Singles Chart in 1965 with the song "Concrete and Clay". The track topped the UK chart for one week. == Career == === Early days === In 1962, Brian Parker, then the guitar player and songwriter with the Hunters, decided to form his own vocal harmony group. He asked his friend David 'Buster' Meikle to join him. They... [more on Wikipedia]