One of the world's greatest living magicians takes to my hot seat for the series finale. Derren Brown has changed mentalism in our industry forever and become a household name in the process. He has produced more television content over the last 15 years than any other British magician and also produced seven full evening stage shows full of original presentations, methods and thinking. An unexpected part of Derren's incredible success has been the spawning of an entire generation of magicians who rip off his psychological presentations and material, what does the man himself really think of the Derren clones? His answer may surprise you.