Hangs Out at Justin Bieber's House, Harry Styles' HEART MONITOR CHALLENGE

"The Hitchhiker's Guide to the Galaxy" by Douglas Adams began as a radio show before it became a series of best-selling novels, a TV show, and finally a Hollywood movie. Here is the opening scene from the movie, as dolphins abandon a doomed Earth.

Bedrock, home of the famous cartoon caveman Fred Flintstone, is a very modern Stone Age city. There are newspapers, cars, televisions and telephones, even a system of airmail!