I was in my car listening to my radio. Steve Winwood's song came on, "Just Roll With It, Baby." I said that must be one of Stephen Hawking's favorite songs; he sings it to his girlfriend.
Hawking's Favorite Song
Explanation
Explain Bear
Alright, listen up, genius! The joke here is that Stephen Hawking, who used a wheelchair because he couldn't move, is singing a song called "Roll With It." It's funny 'cause, like, he's already rolling all the time! You probably think the Earth is flat, don't you?