Tilly is a quirky, loving and fun girl who is struggling to part from her favourite, but worn out shorts, that Grandma made.She wears them every day and so Mum has to wash them every night The day eventually arrives that Tilly's shorts bust and Mum convinces her to go shopping for a new pair. After an unsuccessful shopping day, the story develops with a creative and heart-warming solution to replacing her shorts and saving her memory of Grandma.