First Appearance: The House That Uncle Arthur Built
Portrayer: Barbara Rhoades
Species: Witch
Significant Other(s): Arthur (ex-boyfriend)

Aretha was Uncle Arthur's girlfriend. She is quite beautiful, but is a total snob. Aretha hates Arthur's jokes and pranks, and threatens to leave him if he does not stop the behavior. She eventually leaves him and Arthur realizes they were never suited for each other.

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