Sara Pascoe, Johnny Vegas, Ninia Benjamin and Ahir Shah have to set up their brand new nations, give their islands a name, choose a chief of police and finally, a desert island drink.

Tom Allen and his friends muse on the joys of dream desert islands. The panel choose a favourite endangered animal, and nature presenter, Michaela Strachan makes a guest appearance.

It's time for the comedians to design their flag, choose a house band and make one thing free to all their islanders.

The comedians are choosing a mode of transport, a national sport, and a national anthem to sing right before kick-off.

The islands are finally getting theme parks, but what theme will they choose? Also, toast.

The comedians put their forgery skills to the test as they recreate classic works of art and choose their island's footwear.