MARK BILLY BILLINGHAM is TV's most experienced, highest ranking and most decorated SAS leader and sniper. Billy is a former SAS Sergeant Major Class 1 and Bodyguard to the Stars including Brad Pitt, Angelena Jolie, Russell Crowe, Sir Michael Caine, Tom Cruise and many others. Hosted and Produced by Endurance Running World Record Breaker and Bestselling Author Mark Llewhellin. There will also be a Q & A and a chance to meet Billy.