Charmed (1998)

S8E8 Battle of the Hexes

Agent Murphy gives the sisters their first Homeland Security case - searching through cold case files, where Phoebe and Billie discover a belt that gives Billie superpowers. Meanwhile, Piper and Leo are on the hunt for a band to play at P3; and Paige meets a handsome man, who happens to be her new charge's parole officer.