A delinquent Dame Judi Dench, an accident prone masseuse, and a radically feminist MP are amongst the characters to be seen in this sketch show. As are a musical ode to public libraries.

Camilla, Duchess of Cornwall babysits Prince George for the day, Dame Judi Dench causes trouble in a hotel and Angela Merkel entertains embassy staff with a song.

Sally Preston MP holds a well-attended topless constituency surgery, Dame Judi Dench breaks into a cinema and two Anglophile American tourists have their rose-tinted view of London tested.

The wife of an overthrown dictator tries to start a new life in Hounslow, a working-class drama teacher is frustrated by her posh students, former Wimbledon line judge Margaret explains how grunting should be dealt with.

It's the turn of the Middleton's to babysit Prince George, Dame Judi Dench keys someone's car, American tourists Jacki and Hal are still admiring the worst bits of Britain and Maggie Smith makes a bid for an action movie franchise.

Clare Balding (Tracey Ullman) is in control of the BBC's holiday programming. She plays the best bits from series 1 of "Tracey Ullman's Show." Included in the special is Dame Maggie Smith's Christmas message to the nation.