Crossword puzzle clue "good old and dad"

Dad's reaction to: "Dad, I dropped out of college and joined the traveling circus"

Good old ___ and Dad

Shakespeare character who says "Good night, ladies; good night, sweet ladies; good night, good night"

Bart's dad's dad

"My dad's bigger than your dad," e.g.

Dad's dad

Drain problem caused by your dad's dad?

Dad's dad