Knock Knock Jokes Phone Cases - iPhone and Android

Description: Who doesn't laugh when they hear the silly Knock Knock joke about the banana, banana, banana? Orange you glad I didn't say... banana! Watch your friends smile when they see this witty and hilarious graphic.

Description: Knock knock who's there? Doctor is a funny joke

Description: By Artist Aaron Gardy from House Of HaHa

Description: The boys in the trailer park know Ricky is a man of few words, but many an unfriendly gesture, followed by a Smoke’s! Let’s Go!

Description: Knock Knock Who's There Not My Dad Funny

Description: Knock knock jokes are funny until your car starts telling them!

Description: Hope you like it.

Description: Good one, dad.

Description: It's a joke claiming that a person can decide whether he or she is physically present or absent

Description: Funny Classic Knock Knock Joke - Orange you Glad I Didn't Say Banana?

Description: The design features a stick figure representation of Bob, lacking arms, with a humorous knock-knock joke referencing his condition.