The Legend of Sgt Pepper

An owl brings a cry for help to the secret Wizard's Aid Society; in pursuit of the source of all magic rumored to be held in the Department of Mysteries, Vernon and Petunia Dursley have kidnapped Pansy Parkinson. Cue the rowdy trio of deadbeat hopefuls Scabior, the bass player of the Weird Sisters, and Dennis Creevey coming prancing to the rescue.