Top-ratedS1.E0 ∙ Joanna LumleyWed, Dec 23, 2015Joanna Lumley is David Walliams' very special guest for this festive comedy treat. The pair star in an innuendo-filled Bake Off, a disastrous quiz show, as a married couple having relationship issues and Joanna meets her army of lookalikes.8.0/10 (20)Rate