Billy is married to Juliet Bragg after having romantic love affairs with her for several years. As a loving spouse, they have welcomed a son named Jack Bragg. They are strongly bonded into this married life and there is no any sign of them getting divorced.
Billy was raised in middle class family. He received his formal education from Northbury Junior School. He also attended Park Secondary Modern. When he was just 12 years old, he became more interested in poetry and he also read his own poem on a local radio station. He also began practicing guitar at a young age. In May 1977, he went on a White Riot Tour in London where he played guitar for them. He also played guitar at a Rock Against Racism. He formed his own band Riff Raff in 1977 and released his debut album Life's a Riot with Spy vs Spy in May 1983. He is also active in politics. His annual salary is said to be high and is net worth is estimated to be around $5 million.