The phrase is in Brazilian Portuguese and translates roughly to but who is the gorilla after all, which explains why it circulates mainly in Portuguese speaking meme spaces and WhatsApp style sharing. With no widely documented source attached to this upload, its life online is driven by the delivery rather than a known scene. The clip is short enough to be pasted over almost any reveal, so it has become a portable reaction for calling out a mysterious figure, a disguised friend or an unexpected troublemaker in a video.