All in One: Celebrity Xmas Special, Hannah Waterman, Diarmuid Gavin, Sherrie Hewson, David Gest (S16E01)

David Gest, the music mogul, teams up for a spirited cooking competition alongside ex-EastEnders star Hannah Waterman, TV gardening expert Diarmuid Gavin, and Loose Women host Sherrie Hewson. Over four nights of festive fun, the event showcases carol singers, live reindeer, celebrity guests sneaking away for pizza, awkward gift exchanges, eccentric costumes, surprising plastic surgery confessions, and a Hollywood icon serving delightful canapés.