Colbert waving smile gif and some 4k ultra high quality gifs from clang_ley demonstrating what 100M+ gfycats look like.
Adam Rifkin stashed this in 4k
This is not a 4k ultra HD gif but I needed something that wouldn't kill our homepage.
Below in the comments I will add some incredibly high quality gifs from clang_ley
282M Iron Man explosion gif: http://gfycat.com/WelcomeOfficialArmyant
279M Eddie Murphy Daddy Day Care gif: http://gfycat.com/VengefulImpoliteFlamingo
That gif found here: http://pandawhale.com/post/19626/arsenio-hall-screaming-gif-coming-to-america
122M Ice Age rise and shine gif: http://gfycat.com/RecentMagnificentAmmonite
Ice Age no thanks I choose life gif gifv: http://i.imgur.com/7t1hI8h.gifv
Ice Age no thanks I choose life gfycat: http://gfycat.com/EminentRichGourami
109M pcmasterrace gif: http://gfycat.com/WeepyIdealAmmonite
82M monitors all set up gif: http://gfycat.com/GrimResponsibleEskimodog