Jon Culshaw, an impressionist, star of Dead Ringers and a keen astronomer who co-presented The Sky At Night with and while impresonating Patrick Moore, offers up the view from the surface of an alien planet, and the chance to see a view that no-one has ever seen.

Elisabeth Robinson, a Hollywood screenwriter, film producer, podcaster, novelist, who claims writing is harder or editing and has worked on films such as Braveheart and Last Order, donates the high seas. These are the seas which are not controlled by any country, and are key to the planet's health.

Rosie Jones, a stand-up comedian, TV presenter, children's author, and Tokyo correspondent for The Last Leg, offers up the missing piece of the jigsaw. Rosie says she can do a 1,000 piece jigsaw in a day, and has only come across one missing piece.