One fairytale palace, two besties – and a sparkly mystery to solve! Every maid dreams of being a royal princess. But at times, every princess dreams of being a maid. (A welcome break from tea parties and balls.) So it’s lucky that Millie and Jess look just like twins – except that one’s a maid, and the other’s a princess! These best friends love to swap dresses, change places and have big adventures at Peveril Palace. Everyone’s fooled! So when a diamond crown is stolen just before a royal birthday party, can these tiara friends use their disguise skills to find it?