One of the most viewed viral videos of all time is 4 years old this week, and still manages to inspire new parody videos. Check out the most recent Left 4 Dead zombie version.

This student was given an assignment to present 3 scenes from a movie or TV show, and use physics to demonstrate if it was actually possible. He chose My Little Pony.

This rage comic was actually made from a photo of Lady Gaga.

How to vandalize sentimental postcard cliches with some hard-boiled facts about life.

The famous hat from the royal wedding has been sold on eBay for charity.