The Tarzan yell comes from the early Tarzan films of the 1930s, where it became the signature call of the jungle hero as he swung between trees and summoned animals. Its distinctive ululating shape made it instantly recognisable, and studios reused variations of it for decades in adventure films, cartoons and jungle parodies. Online, editors stripped it down to a short clip for memes, reaction videos and gaming montages, where its over-the-top heroism still works as a punchline. That mix of nostalgia and absurd energy keeps it in circulation.