In a candid camera stunt using film prosthetics Charlotte is transformed into streetwise young man and goes speed-dating. Elsewhere, Charlotte reveals shocking, surprising facts about the audience in her Crimewatch spoof Audiencewatch. Will & Grace star Eric McCormack, Michael McIntyre and Denise Van Outen also appear.

Charlotte is joined in the studio by actress Patsy Kensit. On regular hidden-camera feature CCTV, Charlotte causes undercover trouble in an office as the temp-from-hell. A comedy sketch reveals just what would happen if Charlotte was appointed to play Doctor Who's new assistant, while studio talent competition Wales vs The Rest of the World continues. Charlotte also joins up with Orson to provide music.

Comedian Johnny Vegas drops by, and Charlotte joins Canadian songstress Nelly Furtado to provide the music. In hidden camera feature CCTV, Charlotte enters a tribute act talent competition as herself, calling herself 'Starlett Church'. A comedy sketch reveals just what would happen if CSI came to Cardiff, while Charlotte surprises more members of the studio audience in Audiencewatch.

Charlotte's joined by American pop starlet Ashlee Simpson and comedian Adam Hills, and she joins Brand New Heavies to provide music in the studio. Paul Danan and Charlotte appear in a comedy sketch about Madonna and Guy Ritchie, while actor Danny Dyer joins Charlotte for a gangster movie spoof. Plus Charlotte surprises more members of the studio audience in Save Our Souls.

In CCTV, Charlotte pretends to need a new personal assistant, making outrageous demands from the prospective candidates. She also stars in a comedy sketch as a fussily dressed, elderly author of romantic fiction. Music comes from singer/songwriter Nerina Pallot, and Charlotte surprises more members of the studio audience in Save Our Souls. Other guests include Jessica Stevenson and Alan Cumming.

Guests include actor Rupert Everett and comedian Justin Moorhead, while the legendary Liza Minnelli takes part in a comedy sketch with Charlotte. Music comes from former Mystique star Alesha, who duets with Charlotte, plus there are more surprises in store for members of the studio audience.

Charlotte's joined in the studio by actor Keith Allen. In regular hidden camera item CCTV, Charlotte dons a disguise to spring a surprise on TV celebrity Kerry Katona. Music comes from songstress Amy Winehouse, who duets with Charlotte to perform their exclusive interpretation of Michael Jackson's Beat It . Plus there are more surprises in store for members of the studio audience.

In this festive edition Charlotte's guests are Paul O'Grady and Ben Elton. Music comes from Christmas crackers The Sugababes, who join Charlotte to perform the classic White Christmas. There's cheeky fun in regular hidden camera strand CCTV, as Charlotte infiltrates an office party, and Charlotte also dresses up as the Christmas fairy to name and shame the biggest 'Scrooge' in the studio audience.