The shout comes from Kendrick Lamar's 2024 album GNX, specifically the track TV Off, where he calls out producer Mustard during an intense beat switch. Clips of the moment spread quickly on TikTok and short-form video apps, where editors isolated the yell and reused it as a standalone reaction. Its popularity grew because the delivery is instantly recognisable even without the song around it, and it fits reveals, wins and hype edits across genres. It remains a go-to drop for creators who want instant energy.