Sherri and Terri's children

Sherri and Terri's children are four unnamed children of Sherri and Terri with Nelson Muntz. Their possible brother brother is Nelson Muntz, Jr.

History
At the school prom, Sherri and Terri were soon going to give birth. Later, in Homer's underwater house, Sherri and Terri had each given birth to a set of twins, making four children.