The Doctor needs an army by his side. As he calls in all his debts across the cosmos, his enemies use his closest friends to trap him. Today will mark the Battle of Demons Run. Both sides will make their sacrifices - and River Song has something to tell the Doctor...
Jo Brand is joined by three celebrity `Bake Off' fans: chef Monica Galetti, actress Lisa Faulkner and comedian Charlie Baker. It was biscuit week in the tent, which means it's biscuit week in the `An Extra Slice' studio.
