More men have walked on the moon than been Ronald McDonald. Joe Maggard was McDonald's mascot from 1995 to 2007. Subscribe to The Guardian ► http://is.gd/subscribeguardian He was eighth of nine men to have done the job. But what happens after you step out of the big red shoes? Maggard says you never truly retire from being the fast-food chain's Chief Happiness Officer. At a carnival in Las Vegas as he dons the costume again, and offers advice on healthy eating and the importance of being Ronald.