Essential Bop were a Bristol-based post-punk/art band formed in early 1978 by Dave Robinson (who had played bass with Champion Jack Dupree and Joe Cocker), with an initial line-up of Steve Bush (singer, originally in The Biros), Mike Fewings (guitar, from The Cortinas and Colortapes), Simon Tyler (keyboards, from Dragon Sandwich), Nick Tufnell (drums) and Seng-gye Tombs Curtis (‘visualist’).