McFly’s Tom Fletcher’s interactive adventures for big imaginations are leaping from page to stage, as the beloved Who’s in Your Book? series makes its debut as a brand-new musical show: There’s A Monster In Your Show. It’s touring to The Haymarket, Basingstoke, at half-term and the Corn Exchange in the Easter holidays. There’s A Monster In Your Show is based on the best-selling picture book by Tom Fletcher and illustrated by Greg Abbott. A group of performers are preparing to start their show but quickly discover they are not alone on stage. Little Monster wants to be part of the fun too! With…