Transform your child into Awful Aunt Alberta in our hilarious Kids Awful Auntie Costume by David Walliams. Let them have fun plotting against their troublesome niece, Stella Saxby, with the help of their pet owl, Wagner. Awful Auntie is an ideal World Book Day costume for girls looking to be outrageously naughty. If David Walliams is your child's favourite author then she'll love going to school dressed as this inheritance stealing aunt, and showing off her new threads. Complete with owl, glove and hat, it's got all they need to celebrate in style. Check out our full range of David Walliams costumes for more World Book Day outfit ideas.