Corny Jokes: There Was This Boy Who Came

There was this boy who came downstairs to have some breakfast and he asks his grandma, 'Grandma, where are mom and dad?'
The grandma says, 'They are in the bedroom'
The boy laughs.
So he goes outside to play.
The grandma calls him in for lunch and the boy asks again, 'Grandma, where are mom and dad?'
The grandma says, 'There still in the room!'
And the boy laughs again.
So he goes outside to play again.
The grandma calls him in for dinner and the boy asks one more time, 'Where are mom and dad?'
And the grandma says, 'THEY ARE STILL IN THE ROOOM!
Why do you want to know where your parents are all the time?'
The boy replies, 'Because dad asked me for lubricant the other night and I accidentally gave him super glue!'