Purple Boys comes from the comedy of Tim and Eric, the duo known for deliberately awkward, surreal sketches that built a cult following online. Their short, chant-like lines were easy to lift from episodes and skits, share as isolated clips, and reuse out of context, which helped many of their catchphrases spread through forums, video edits and soundboards. This one survived because it needs no setup to understand the joke: the excitement is obvious, the meaning is gloriously unclear, and that combination fits the internet's love of random, repeatable reaction sounds.