My grandfather invented the cold air balloon.
It never really took off.
The Mediocre Joker
Welcome to the dad-a-base
The Mediocre Joker
Welcome to the dad-a-base
Grandpa Jokes
What did the digital clock say to the grandfather clock?
Look, grandpa! No hands!
My grandfather warned people that the Titanic would sink.
No one listened, but he kept on warning them nonetheless until they got sick of him and kicked him out of the movie theater.