There's huge excitement at Buckingham Palace when King Charles and Queen Camilla receive a surprise invite from Princess Kate: to watch her

and Prince William play Andy Murray and Heather Watson at a charity match on Wimbledon's famous Centre Court!

But things go messily wrong when Kate and William discover Harry the Hero Rat's stash of strawberries… and Charles and Camilla find

themselves serving for the match instead! But will they win…?!