JokesMarriage Little Johnny Had To Take Care Of His Baby Sister. What Follows Next Is Just Hilarious. Little Johnny had to take care of his baby sister while his mum and dad went shopping. To pass the time he decided to go fishing and reluctantly took his little sister along. “I’ll never do that again”, Little Johnny said to his mum, “I didn’t catch a thing”! His mum said “Oh, next time I’m sure your little sister will be quiet and not frighten the fish away”. Little Johnny said, “It wasn’t that. She ate all the fxxxing bait”. See more Previous joke A Man Was Talking To A Group Of Men At A Bar. Next joke The Pastors Wife Bought $250 Dress .