10 LINKEDINCOMMENTMORE

The Internet is buzzing over President Obama's close encounter with a man wearing a horse head in Denver, but turns out wearing a horse mask is a pretty common thing.

The fad has spurred a Reddit thread, website, YouTube channel, Tumblr and even an adventure in a Lonely Planet travel guide.

Watch the video below to see the best moments in horse play over the years.

(Copyright © 2014 USA TODAY)

Read or Share this story: http://www.9news.com/story/news/2014/07/09/obama-horse-head-denver/12429653/