Watch the moment it dawns on Alan Carr how much money is at stake as he plays Deal Or No Deal for charity.

The pressure of potentially winning up to £500,000 for charity overwhelms Alan Carr as he plays a special episode of Deal Or No Deal. The Chatty Man host was playing the TV game as part of Channel 4's Stand Up To Cancer 2014 programming.

Since filming the show, Alan has admitted that is game was an emotional rollercoaster. "I found it so stressful. I don't want to spoil it but we got to a point where there was a lot of money at stake. With Stand Up To Cancer, every penny goes to Cancer Research UK. You are playing with people's lives. I knew I needed to get as much money as possible. I was shaking, my heart was in my mouth and I was petrified. You know every penny counts. OMG it was emotional torture!"

Alan Carr Does Deal Or No Deal is on Channel 4 on Sunday 12th October 2014 at 6:30pm. For more information on Stand Up To Cancer and to get involved visit standuptocancer.org.uk