In the scene where Phoebe is meeting her date at the restaurant "Cafe le Bleu", it is the same exterior that was used in the first few seasons for the restaurant Piper worked at, "Quake".
This is the last time Phoebe successfully uses her Empathy power.
Rathmere's entry in The Book of Shadows reads, "A wizard of unknown age and uncertain origins Rathmere once possessed vast magikal power He is credited with more than 500 original spells and potions and would be a force to rival any other if not for his mysterious disappearance in 1904 All that remains as evidence of his existence are his wand and his legacy of magic". The entry also includes a picture of Rathmere and his wand.
Rose McGowan and Jodi Lyn O'Keefe were both in Devil in the Flesh movies