Keith Chegwin lives to regret the balloon dance he once did for charity, and there's a chance to see quizmaster Bob Holness adding sincerity to an advertisement for shampoo. Former-model Linda Lusardi is caught looking distinctly unglamorous and comedian Paul Shane sees a hip-thrusting rendition of It's Not Unusual that he would rather forget.

Leslie Crowther and Lesley Joseph try to guess the outcome of Bobby Davro 's pranks.

Trying to guess the outcome of Bobby Davro's pranks are Nicholas Parsons - who lives to regret bragging he can roller skate - The Bill's Kevin Lloyd and Frank Bruno and Judi Spiers.

Trying to guess the outcome of Bobby Davro's pranks are Bruno Brookes - who made the mistake of boasting that he was good at bar-flying - Windsor Davies, Russell Grant and "Neighbours" star and "Going Live"'s new presenter Kristian Schmid.

Comedians Little and Large, Channel 4's racing tipster John McCririckand 'Allo 'Allo's Vicki Michelle are this week's studio celebrities facing embarrassing revelations about themselves from their friends and families. Bobby Davro dresses up as a sheepdog and worries a lot of sheep into running in and out of pens. And a couple are persuaded to ballet-dance with the professionals, but they don't exactly blend into the background.

Guests Lionel Blair , Jean Boht from Bread, John Leslie of Blue Peter and outspoken journalist Nina Myskow face embarrassing revelations about themselves. Lionel Blair comes in for some humiliation - especially when tickets to his (fictitious) three-hour one-man show prove rather hard to sell. Jean Boht is reminded that she was once "MissTrestatyn", and Nina Myskow has to take a bit of her own medicine.

In the last of the series, guests Tony Blackburn, Shane Richie , Dennis Taylor and Carol Thatcher face the embarrassing revelations. Tony Blackburn's autobiography has yet to be taken out of the library - after seven years. Dennis Taylor lives to regret boasting about being a good dancer, and Shane Richie is forced to watch himself doing karaoke. Plus an ordinary member of the public is persuaded to take the place of one of the Chippendales on stage. He's never looked back.