Charmed (1998)

S7E3 Cheaper by the Coven

Title: Cheaper by the Coven Plot: While preparing for Chris's wiccaning, Paige and Phoebe call upon Grams for assistance. However, Grams casts a spell that unintentionally transforms the sisters back into feuding teenagers instead of resolving their sibling disputes. Concurrently, Phoebe, still embodying her youthful spirit, goes to an award gala alongside Les. Meanwhile, Leo seeks guidance from a demonic seer to uncover the mastermind behind the threat aimed at Wyatt.