"The man on the right is sporting the Double Rainbow meme at the <a href=""http://ireport.cnn.com/docs/DOC-864935"">HallowMEME</a> costume party.  The <a href=""http://knowyourmeme.com/memes/double-rainbow"" target=""_blank"">Double Rainbow</a> became an Internet sensation after the video ""Yosemitebear Mountain Giant Double Rainbow 1-8-10"" went viral online."
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