Test Your Knowledge: Weird Internet Meme Quiz

The singing banana is ubiquitous...and pretty weird.

The man was eating another person when he was shot and killed by police; then he became an online sensation.

Crasher Squirrel has photobombed millions of images since a National Geographic contest in 2009.

And soon, her name became synonymous with anything that anyone thought should be destroyed.

No one knows what that cat is looking at, but he is freakishly human when he stands on his hind legs.

Users were sometimes required to upload pictures for every post ... leading to people uploading anything and everything unrelated to the topic at hand.

"And then they're going to eat me, too!"

Peering from a hole in the drywall, Ceiling Cat sees all.

This one is so weird it tends to confuse even people who spread it around the Internet.

And that's how "toothpasting" became a thing.

The phrase "free candy" was spray-painted on a real-world van and became a funny (and creepy) meme.

His homemade Tron costume instantly grabbed the attention of geek lovers everywhere.

It's a famous line from "Fear and Loathing in Las Vegas."

His obscene (and oddly disturbing) rants have become the stuff of Internet legend.

And he has odd issues with sex and murder.

Her stream of consciousness pageant answer has been viewed tens of millions of times.

He's even been animated into a forest-saving conservationist.

Anonymous isn't just a meme; it's a collective that sometimes carries out "hacktivist" raids on groups they dislike.

A $10 Kickstarter turned into more than $50,000 and a place in weird meme history.

The blast sends whale parts flying for hundreds of yards and into the hearts of pyromaniacs the world over.

And thanks to many memes, some of which are truly strange, the message is spreading.

It started with a video game bug and morphed into a strange meme with a history spanning many years.

In the cartoon series, he shuts the curtains and turns back to his computer, no matter what's happening outside.

They were saying "rainbow stylin'" but "rainbow Stalin" is much weirder.

For a decade now, this meme has generated weird nightmares for a lot of people.

These weird people get joy from harassing other players in multiplayer games.

Playing the game supposedly helps the government control your mind and could lead to a mental breakdown.

The word itself isn't weird but the concept is often applied to some exceedingly weird human behaviors.

And yes, the video will give you the creeps.

This one peaked in the mid-2000s but still rears its furry head from time to time.