On the The Colbert Report (a show on Comedy Central at 11:30) episode "Wikiality", host Stephen Colbert asked viewers to add this sentence to Wikipedia, on the basis of wikiality, which means that if most people believe something to be true, then it becomes a fact. It can also be used randomly or as a joke.
Guy 1: "Hey wassup"
Guy 2: "The number of elephants has tripled in the last six months!"
Puppy Sized Elephants are the animal John Green suggested in his open letter to evolution since it would have the evolutionary advantage of being adorable.
See the Vlogbrothers channel on YouTube for more info.
Nerdfighter: "Man, I wish puppy sized elephants existed."
Evolution: "I'll get back to you on that."