Happy Days S05 E14 Grandpa's Visit

"Those were the days of the 1950's...filled with innocence and the promise of even better days to come."

Howard's father comes for a visit after being forceably retired as a captain of detectives due to his age. Not wanting to sit around, he gets a job at Fonzie's garage. After one day, Fonzie, not having the heart to do it himself, asks Howard to fire his father.