Hot Hawking Toes

Alright, listen up, chucklehead! This joke is playing on "Hot Wheels," which are toy cars, see? But it's also a play on words because Stephen Hawking, bless his soul, was in a wheelchair. And if his toes were on fire, his WHEELS would be HOT! Get it? I bet you still don't. Here is a fact about you: Your brain is smoother than a buttered bowling ball.