What's the biggest problem with gravity?
It keeps putting people down.
What comes up on small oceans? Microwaves.
I walk into my driveway. Stephen Hawking is on my roof.
Oh wait, never mind, he just fell.
Why does no one look up at Steven Hawking?
You have to look down to see him.
I wondered as the rock in the sky got bigger and bigger, then it hit the bottom of the Earth, and... "explosion!"
What was Stephen Hawking's favorite shampoo? Head 'n Shoulders.
What’s steaven hawking favourite shampoo head and bolts
Why didn't Stephen Hawking ever eat chicken wings? Because he didn't exist.
Why did Stephen Hawking go to Hell? - He couldn't get up the stairway to Heaven.