Guests include Catherine Tate, Lee Mack and Chris Fountain. Charlotte sang "We Can Work It Out" by The Beatles with Beverley Knight.
Guests are Katie Price, Gok Wan and Shane Lynch. Charlotte sang "Will You Still Love Me Tomorrow?" by The Shirelles with Martha Wainwright
Guests are Jonathan Ross and Kevin Bishop. Charlotte sang "Son of a Preacher Man" by Dusty Springfield with Sharleen Spiteri.
Guests are Chris Addison and Jason Donovan. Charlotte sings "Be My Baby" by The Ronettes with Solange Knowles.
Guests are Jimmy Carr and Alan Davies. Charlotte sang "Losing My Religion" by R.E.M. with The Script
Guests are Ricky Hatton and Frankie Boyle. Charlotte sang "I'd Rather Go Blind" by Etta James with Beth Rowley.
Guests are Patsy Palmer and Adam Hills. Charlotte sang "Black and Gold" by Sam Sparro with Alphabeat.
Guests are Michael McIntyre, Trinny and Susannah and Rebecca Adlington. Charlotte and Josh Groban performed their duet "The Prayer".
Guests are James Corden, Ruth Jones, Ronnie Corbett and Jo Brand. Charlotte sang "Have Yourself a Merry Little Christmas" with Rhydian Roberts.