Carpe Demon

When Paige attempts to a hire a new teacher for the Magic School, she finds out that one applicant named Drake is an ex-demon who made a deal with an evil sorcerer in order to become human. Drake decides to convince the sisters that he has reformed, but the sorcerer won't abide that, and casts a spell that causes Drake to believe he is Robin Hood and that the owner of the local phone company is the villainous Prince John.