Science expert Keith Cooper talks to Tim and Simon about aliens. Simon cooks spicy spaghetti meatballs. Guest chef Asma Khan makes Bengali Fish Curry and Aloo Dum. Editors perform live.

Dr Tarek El Awady tells us about Tutankhamun. Simon cooks teriyaki steak skewers. Guest chef Fearne Cotton cooks black bean sausages with mixed root mash. Rick Astley performs live.