Geronimo Stilton accepts a challenge from his friend Bruce Hyena, and enters a race across the United States on his bicycle.

There's going to be a musical at Mouseford, and the students can't stop squeaking about it! Everyone wants a role, but the auditions won't be easy. Plus, sneaku Ruby Flashyfur has some tricks up her sleeve! Will the Thea Sisters come out on top...or will they be singing a different tune when the auditions are over? -- Back cover

The Thea Sisters are thrilled about the new performing arts program being offered at Mouseford Academy. That is, until they meet the head of the department--the demanding and strict Professor Ratyshnikov. The mouselets will have to audition just to get into her class! On top of that, the famouse ballerina is an old friend of Headmaster de Mousus, but the two no longer get along. It's up to the Thea Sisters to find out why. -- Back cover.

The Thea Sisters are five students at Mouseford Academy on Whale Island. They are adventurous, lively, fun mice, and they want to become journalists someday. Between lessons and friendship, life at Mouseford Academy is incredibly fabumouse! ---- It's winter on Whale Island, and the students at Mouseford Academy are thrilled when famouse figure skating champion Tara Mousinski visits. The Thea Sisters come up with the idea of hosting Mouseford's first...