The Johnny Tran meme originates from the 2001 film The Fast and the Furious, featuring the antagonist played by Rick Yune. The most iconic moment occurs during the Race Wars event when Tran mocks Brian O'Conner with the legendary line, 'Too soon, Junior,' after Brian prematurely engages his nitrous oxide. The meme serves as a classic way to ridicule someone who acts prematurely or fails due to overeagerness. It remains a fan favorite for its portrayal of early 2000s street racing culture and the intense, high-stakes rivalry that defined the start of the franchise.