Nelson Muntz's unnamed sister

Nelson Muntz's unnamed sister was the sister of Nelson Muntz.
==History==
Nelson mentioned that his sister possibly died. She, like Lisa, was very insecure about her physical appearance.
==Episode Appearances==
*
==Citations==
Category:Mentioned characters
Category:Possibly Deceased Characters
Category:Female characters
Category:Characters
Category:Muntz family
Category:Non-speaking characters
Category:Children
Category:Characters with unknown first names
Category:Unseen characters
Category:American Characters
Category:Siblings
Category:Characters with known last names
Category:Sisters
Category:Season 16 first appearances
Category:One-Time Characters
Category:Citizens of Springfield
Category:Deceased Characters
Category:Cousins
Category:Nieces