Justin Robertson (b. 11 Jun 1968 - aka The Prankster, The Deadstock 33's, The Deadstock 33s & Deadstock 33s), is a London-based DJ, remixer & electronic music producer, from Manchester, UK. He remixed dozens of high-profile artists, as himself / The Prankster & made original releases. Robertson fronted Lionrock & is a member of Revtone / Gentleman Thief / Sleuth / Two Culture Clash.