Rick Astley never really gave up anything, until he was offered the chance to cover Roy Orbison's famous song "Pretty Woman" for the movie of the same name. m-alo/flcikr hide caption

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Ok Go performing "What to Do" -- through the use of only bells -- off their self-titled debut album. Ciro Boro - photo/flickr hide caption

itoggle caption Ciro Boro - photo/flickr

There's one artist you're bound to find on any list: the latest act more famous for ‘being big on Twitter’ than selling records. and_she_was/Flickr hide caption

itoggle caption and_she_was/Flickr