Millions of young readers have loved the World's Worst Children tales and revelled in the World's Worst Teachers with their delightfully dreadful deeds - now prepare for...THE WORLD'S WORST PARENTS! From the phenomenally bestselling David Walliams and illustrated in glorious colour by the artistic genius, Tony Ross.

Ten cautionary tales and a delightfully dreadful cast of characters from number one bestselling author David Walliams!

The hilarious children’s book from No. 1 bestselling author David Walliams – a timeless adventure illustrated by artistic genius, Tony Ross.

BE WARNED! AWFUL ANIMALS LURK INSIDE…

From No. 1 bestselling children’s author David Walliams comes his biggest and most epic adventure! Illustrated by the artistic genius Tony Ross. This is the story of a ten-year-old orphan and a 10,000-year-old mammoth…