The Case of the Vanishing Granny

Shortbreads' Great, Amazing and Wonderful Circus is coming to town. Billy, Fern and Joe Shortbread are the stars of their family circus, but they also have another talent for solving mysteries. So when a sad-looking boy from the audience reveals that his granny has disappeared, the siblings are determined to help. But this case won't be easy to crack it's as if Tom's granny has vanished into thin air. With the help of their astonishing circus skills, will Billy, Fern and Joe be able to follow the clues and save the day.