Real Pigeons author, Andrew McDonald, joins Furball creator, Adrian Beck, to discuss the joys and challenges of writing junior fiction. Andrew is ten books in to his Real Pigeons series - has his process changed and did he ever expect the series to take flight in the way it has? Meanwhile, Adrian has just released the first Furball - where did the idea for a sleepy spy cat come from and did he realise how much blood, sweat and tears goes into the illustrations?