Charmed: Season 6, Episode 1
Valhalley of the Dolls, Part 1
Phoebe and Paige search for Leo after Paige accidentally causes a "chipper" Piper to have amnesia, but the sisters soon learn he is being held on the mythical Island of Valhalla. Unfortunately they have no idea that it's because of Chris and his mysterious plans. Meanwhile, Phoebe discovers she is now an empath, and the dangers of this newfound power; Paige gets a job walking dogs and realizes one of the canines is actually a human.