11 Best Simpsons Guest Stars of All-Time (In No Particular Order)
From The Beatles and Rodney Dangerfield to Stephen Hawking, here are some of the funniest and most impactful Simpsons guest stars of all time.
Stephen Hawking
3 Popular Time Travel Theory Concepts Explained
Time travel theory. It's one of the most popular themes in fiction. But every plotline falls into one of these three Time Travel Theories.
