Fifty years ago Reg and Catherine Hamlin trekked to Ethiopia and founded the world's only hospital repairing fistula conditions for poor village women. Their work has since healed thousands and Catherine, at age 85, still frequents the operating theatre. Hear Catherine share the story of their little 'hospital by the river' this Sunday. Plus, we'll chat with the guys from Alabaster Box, and the single's guide to marrying well.