Invisible Bicycles

Invisible Bicycles, not to be confused with the LOLcats image macro series Invisible Bike, is a photoshop meme that involves erasing the bicycle out of a photograph of a cyclist to make the subject appear as if he or she is floating above ground.
[Photos: Leonardo DiCaprio, Lindasy Lohan, Bill and Hillary Clinton (thumbnail) and Robert Downey Jr.]
(via Know Your Meme)