The Jeffersonian team, with the help of Angela’s psychic friend, Avalon
Harmonia (guest star Cyndi Lauper), is drawn into the twisted world of
fortune tellers when the body of a local psychic is found decomposing in
the trunk of a tree. However, when the team learns more about the
victim’s personal life, those closest to her become suspects. Meanwhile,
Booth and Brennan debate the pros and cons of Christine’s new imaginary
friend and the team remembers Sweets on his birthday.
Source: SPOILER TV
Tipster: KATIARABREU (via CastleBonesRand)