Uncle Fester

Fester Olsen is a member of the Simpson family. He is mentioned by Bart when Colby Krause records Homer, Bart asks Homer if Uncle Fester is still alive asking if Colby is recording and saying no. Homer slaps Bart on the back of the head in anger. Fester is most likely the brother of Mona Simpson, thus making him the maternal uncle of Homer Simpson, the uncle-in-law of Marge Simpson, and the paternal granduncle of Bart, Lisa, and Maggie Simpson. 
== Appearances ==
Category:Mentioned characters
Category:Simpson family
Category:Characters that look like Homer
Category:Uncles
Category:1934 births