Vintage train fan excited about rare vintage train is the new "Double Rainbow" (video)

[Video Link] Double rainbow, all the way. Oh my god. (via Newley Purnell)

Update: CNN's Jeanne Moos uncovered the even funnier story behind "Double Trainbow," here. And the original it lovingly parodies, by "foamer" and excitable railfan Mark McDonough, is below. His YouTube channel is a thing of beauty.