A Korean music video by a previously unknown singer called Psy has become a viral hit on Youtube (with over 400 million views). Subsequently it has been nominated for Best Video at the 2012 MTV Europe Music Awards and honoured by Guinness World Records as the most "liked" video in YouTube.
What is it about Gangnam Style that appeals to millions of people around the world who don't even speak Korean?
Here's five essential things you need to know about Gangnam Style!
Whipping an imaginary horse to gallop and wiggling hips to the side. That has to top the list! He's shown us dancing is all about channeling all things goofy.