Matt Harding had one heck of an adventure. After splicing together footage of himself performing a bizarre boogie in travel spots from Beijing to Kilimanjaro, Harding became one of first YouTube celebrities. It also punched his ticket to more global get-downs: sponsorships from Visa and Stride helped Harding film an extended version of his dance, released in 2008.
YouTube's 50 Best Videos
YouTube — breeding ground for the Web's wackiest and wildest viral videos — turns 5 in 2010. In recognition, TIME takes a look back at the site's 50 greatest hits