Meet Dirty Bertie - a boy with nose-pickingly disgusting habits! He's full to bursting with madcap plans and crazy ideas, and if it's trouble you're after, look no further - Bertie's sure to be up to his neck in it. Join Bertie as he takes a flea-ridden Whiffer to the vet, does a naughty dare at school and gets a ride in shiny red fire engine!
David Roberts worked as a fashion illustrator in Hong Kong before becoming one of the UK's foremost children's illustrators. He has worked with a long list of writers including Philip Ardagh, Georgia Byng, Carol Ann Duffy and the Children's Laureate, Julia Donaldson. David won a gold award in the Nestle Children's Book Prize for Mouse Noses On Toast in 2006, and was shortlisted for the 2010 CILIP Kate Greenaway medal for The Dunderheads. Alan MacDonald was born in Watford. He dreamed of becoming a professional footballer, but when he won a pen in a writing competition his fate was sealed. Alan has written over eighty children's books, which have been translated into many languages and won several awards. Alan also writes for TV, including Horrid Henry on CITV.