Toby Young asks why his father was trying to establish a Martian colony on the South Bank.
20/30 Joseph Haydn lived mainly in his patrons' isolated palace and produced music on demand.
5/5 Acclaimed poet and novelist Jackie Kay's emotional conclusion to her Nigerian odyssey.
6/8 Folk singer Kate Rusby chats to Phil Cunningham and chooses her favourite songs.
2/6 Australia and New York, plus some outrageous showbiz pals.