The phrase spread as a TikTok and YouTube meme built around the misheard, grammatically off line aimed at someone acting smarter than they are. Short bass-boosted versions made it easy to reuse as a standalone reaction, separate from any longer video. People search for it as bro is not the thinker, reflecting how it is used to mock a confident friend mid-rant. Its popularity comes from that specific use, as a quick, recognisable put-down that needs no setup and works even without the original clip for context.