A hilarious and moving story of old age, adventure, stolen jewels and swimming the Thames, from David Walliams, number one bestseller and fastest growing children's author in the country.
"I absolutely love David Walliams's books. In a few more years they will become classics." - Sue Townsend, author of Adrian Mole
Our hero Ben is bored beyond belief after he is made to stay at his grandma's house. She's the boringest grandma ever: all she wants to do is to play Scrabble, and eat cabbage soup. But there are two things Ben doesn't know about his grandma.
1) She was once an international jewel thief.
2) All her life, she has been plotting to steal the Crown Jewels, and now she needs Ben's help.
Since 2008 David Walliams has taken the children's literary world by storm. His most recent book RATBURGER, immediately went to no.1 in the children's chart, while the PB of his previous title, GANGSTA GRANNY, currently dominates the UK charts and has sold over 100,000 PBs on top of 370,000+ HBs and 36,000 ebooks (Bookscan July 2013). Today, David is the fastest growing Children's author in the UK. His books have been translated into 30+ languages and sold over 2 million copies in the UK alone.