Gangsta Granny

Gangsta Granny by David Walliams (Illustrated by Tony Ross)
 
Ben thinks his granny is the boringest granny ever, all she wants to do is play Scrabble and eat cabbage soup. But when he discovers two things about her, his world is turned upside down. His granny was once an international jewel thief, and she's been plotting her biggest heist yet: to steal the Crown Jewels!
 
A hilarious and heartwarming story about prejudice and acceptance, this book has all the hallmarks of a David Walliams bestseller and is perfect for a young adventurer.