For starters, let's just thank all the Gods we know, and most importantly, that fellow who introduced GIFs to us. Just think about how boring our Internet experience would be without these? Cats doing flips, cats and dogs doing flips, dogs chasing their tails, and humans doing all kinds of ridiculous things, there is no end to these.
They make us laugh as hard as we possibly can, and some of the ones on this list are simply out-of-the-world hilarious! Go on, ROFL!