Kate Moss made her Little Britain debut for Comic Relief

The 32-year-old donned a blue tracksuit top and trainers for her brief appearance at the Hammersmith Apollo in west London.

Playing opposite Matt Lucas' character Vicky Pollard as her sister, Katie, she said: "The Pollard sisters in the house - west country."

The show, which was filmed by the BBC, is due to be broadcast in March.

During the act, Vicky said: "I'm the pretty one."

Moss' character, Katie added: "I'm the easy one."

Celebrity cameos

Comedian Russell Brand also appeared in the show during a sketch that involved transvestite characters Emily, played by David Walliams, and Florence (Lucas).

The Radio 2 presenter played a plumber who stripped off his boiler suit to reveal a bra, suspenders and stockings.

Dawn French played Myfanwy, a lesbian barmaid

On leaving the stage to "rob", Vicky yelled at the model to "lose some weight", calling her "fat".

The real Dennis Waterman appeared alongside his fictional, miniature counterpart of the same name.

He joined in to sing the theme tune to the television programme Minder - a long-standing joke which appears in the Little Britain TV series.

Actress Patsy Kensit, comedy star Dawn French, The X Factor presenter Kate Thornton and BBC Radio 1 DJ Chris Moyles also had cameo roles in the stage show.

Little Britain made its TV debut in 2003, after first airing on Radio 4 two years earlier. The programme soon became a cult hit amongst viewers.