Frank Grimes' parents are the overarching antagonists of The Simpsons Season 8 episode "Homer's Enemy".
They are the parents of Frank Grimes who causally abandoned their son at the age of 4.
Biography[]
Not much is known about them other than the fact they gave birth to heir son around 1962.
When Frankie Grimes was only 4 years old, they took their son for a drive and abandoned him in the middle of the roadside. The waved him goodbye as they filmed the whole thing.
Their abandonment caused their son to have a horrible life as he would spend his childhood as a delivery boy to other children with loving parents.
It's unknown how Grimes able to survive his childhood on his own.
Frank Grimes childhood struggles ultimately led to his early death in which after getting a degree and a job at the nuclear power plant was driven insane by everyone's stupidity after failing to humiliate Homer by tricking him into entering a modeling contest for children which resulted in him fatally electrocuting himself much to the horror of Mr. Burns.
It's unknown if they were still alive at the time of their sons death or if they ever met their grandson Frank Grimes, Jr.