Grandpa In My Pocket - Series 1 - Shake Up and Shape Up

Comedy drama featuring a Grandpa with a magical Shrinking Cap that only his grandson Jason knows about. It is Shake up and Shape Up week in Sunnysands and everyone is exercising. Accident prone Mr Whoops decides to buy a bike. Grandpa thinks this is a terrible idea and sets out to persuade Mr Whoops that there are other ways to get fit.