Funny Dirty Joke

Boy: dad can i take a shower to? Dad: no. Boy: but its my birthday. Dad: ok but dont look down. Boy: (looks down) what is that? Dad: its a lamborghini. Boy: ok. Boy: ( later on) mom can i take a shower to? Mom: no. Boy: but its my birthday. Mom: ok but dont look up or down. Boy: (looks up) what are those? Mom: headlights. Boy: ok (looks down) whats that? Mom: a garage. Boy: ok. Boy: ( later) mom and dad can i sleep with you. Dad: ok but dont looks under the covers. Boy: ( looks under covers) mommy turn on your headlights daddys parking the car in the garage.