Catherine Tate's 'old dear' set to appear on the game show

Catherine Tate’s Nan character is to make a guest appearance on Deal Or No Deal.

The OAP will face host Noel Edmonds in a sketch based on the hit Channel 4 show for Comic Relief.

A TV insider tells The Sun: ‘The likeliest plot is that Nan will end up losing all the money with a rubbish box, before insulting Noel.

The presenter should expect a foul-mouthed tirade of abuse when that happens, then…