- Not to be confused with Adam.
Adam Simpson, known as Julius Rosenberg was a member of the Simpson family.
While looking for some nice ancestors, Lisa said that she would find them even if she had to go back to Adam and Eve. Abe then told her that Adam and Eve Simpson were known as Julius and Ethel Rosenberg. This story is questionable at best, in view of Abe's apparent senility.
Behind the Laughter
Julius and Ethel Rosenberg were married American spies who spied on behalf of the Soviet Union, and were executed in 1953.