Clamp Family
The Clamp family contains Elmira Clamp, her aunt Mrs. Crumplebottom, her nephew Ian Arneson and her uncle Robert.
Elmira Clamp appears in MySims for Wii. In her bio is metioned she was a niece of Mrs. Crumplebottom. Probably father of Elmira is a brother of Robert Crumplebottom who married Mrs. Crumplebottom and changed his name.