When Phoebe learns Paige's name, she has a nearly identical reaction to when Gram's finds out Phoebe's name in "That 70's Episode." She says, "Another P, imagine that!" All four sisters, their mother, and Gram's names begin with the letter P.
This is the first episode of the series that doesn't feature the normal opening credits.
Prue's funeral service appears to be performed by a Unitarian Universalist minister, specializing in a Wiccan-themed sermon.