Episode 68 of "Charmed"
s04e02 Charmed Again (2/2)
Title: Charmed Again (2/2)
Original Air Date: 10/04/2001 on WB
Director: Mel Damski
Writer: Brad Kern
Guest Stars: Bennet Guillory (The Source), Krista Allen (The Oracle), Yancey Arias (Inspector Cortez), Wendy Phillips (Sister Agnes), Bobby Preston (Grisanti Son), Kim Little (Carol Grisanti), Benjamin Parrillo (Jake Grisanti)
Plot Outline:
Mourning the death of Prue, Piper and Phoebe must now come to grips with the loss of their oldest sister, and the loss of the Power of Three. However, The Source discovers an unknown sister - the daughter of Patty and her whitelighter Sam, who had been kept hidden, Paige, the now-youngest Halliwell can restore the Power of Three and reunite the sisters' strength as witches.