The ancient Mayan calendar has caused a stir around the world by raising the possibility that the end of the world is Dec. 21, 2012, which is the last day on the calendar. The Internet has been buzzing with funny "end of the world" memes. Here is one playing off "Toy Story."

Keanu Reeves' "Bill and Ted's Excellent Adventure" character philosophizes.

Want proof the world won't end? Michael J. Fox's character, Marty McFly, traveled to the future in the movie, "Back to the Future."

Don't worry. This fish's world is smaller than ours.

It's the end of the world and Twinkies! SomeECards.com has posted free ecards to share.

Here is a tweaked screen of an IPhone weather app. Don't really start to worry until the untweaked version starts to read this way.

Seen here is a shot of Fry from Fox's "Futurama." Hey, future boy, take a page from Marty McFly and stop worrying.

Here is a shot from "Willy Wonka & the Chocolate Factory." And, uh, here's the news about Twinkies, in case you haven't heard.

There goes "Ted," blowing our minds again.

Yet another reason not to worry. There are two more "Hobbit" movies coming. This "end of the world" stuff never ends.

Carl the cat is thinking of building a bunker. But with nine lives and only a few of them used up, doesn't that mean the world must go on?

End of the world? Consider the source.