The ground rules were clear before they arrived on the island - no talking about their own books... but Frank and Nadia are too clever by half, and have sailed out to a lagoon in a home-made canoe so they can answer listeners' questions about their new titles without getting into trouble with the island's fearsome fairness umpires. Trouble is Nadia's fallen asleep so Frank's having to talk over the top of her snoring - but it's worth it to get the inside scoop on his terrific new title, 'The Wonder Brothers'.