Amy Winehouse auditions for Doctor Who; Michael McIntyre makes his debut in Bad Jobs For Celebrities; and Tess Daly and Vernon Kay try to continue their holiday with an unwanted third party. Culshaw and Stephenson also turn their attentions to Davina McCall, Dominic Littlewood, Paris Hilton and Jonathan Ross. And DC Gene Hunt crashes an episode of Poirot. Meanwhile, with the impressionists' assistance, Simon Cowell reads an unlikely bedtime story.