We’ll be spending an awful lot of time staring at sweaty men in tight shorts this weekend (yes, even more time than usual. Which is a lot) because the London Marathon is happening on Sunday. Lots of celebs who are fit in all senses of the world will be taking part, including Andrew Lincoln, Jonny Lee Miller, Gordon Ramsay, Ronan Keating, Harry Judd, Ben Fogle and BB’s Liam McGough. But, most excitingly of all, heat’s very own colourfully clad love god Dan Biddulph will be doing it for the first time – and, if you’re feeling generous, you can sponsor him here and help him make oodles of cash for the Anthony Nolan Trust, a charity providing bone marrow donors for leukaemia sufferers. Go on, give him some money, and he’ll show that smug Gordon Ramsay who’s boss…