The phrase comes from Alex Jones, the American broadcaster known for intense Infowars monologues that are frequently clipped and shared online out of context. Short excerpts of his rants became a staple of meme culture because the delivery sounds deadly serious even when the words are strange. Baby flavored Pepsi spread in that format, passed around on soundboards and in edited videos as a shorthand for an extreme, unbelievable claim. Its popularity depends less on the original broadcast context than on how easily the isolated line can be reused.