Jah Wobble, born John Joseph Wardle on August 11, 1958, is an English bass guitarist, composer, and music producer. He gained prominence as the original bass player for Public Image Ltd (PiL), a post-punk band formed by former Sex Pistols frontman John Lydon (Johnny Rotten). Jah Wobble's distinctive bass lines and experimental approach to music have made him a notable figure in the world of alternative and world music. He has a vast back catalogue , including three big anthologies . He still tours extensively with his band The Invaders of the Heart. He also tours performing Metal Box - Rebuilt in Dub.