Doug Armstrong Interview and YouTube Star in a Child’s Car | Stand Up To Cancer with YouTube Doug dared to bare all for Stand Up To Cancer. What was the most difficult thing about walking around London in just his pants? To donate £5 text STAND5 to 70404 (UK Mobiles only).   If you're outside of the UK, please donate online at   Please note text donations can only be made from UK mobiles. Full T&C's can be found at