The Argentine rapper shares how he made his El Guincho-assisted album ‘TURR4ZO’ and why he and Milo J are kindred spirits “I swear to you, I’m not nervous at all right now,” Trueno tells me with a smile. It’s a Wednesday afternoon in New York City, and the Argentine rapper is connecting via Zoom from the dressing room of The Tonight Show . We have only 30 minutes to talk, he explains, because right after our chat he will go onstage and deliver an electrifying rendition of “Turrazo,” the title track of his newly released fourth studio album. “At this point in the game, I try to have these things be as calm and normal as possible,” he says. “If I start thinking that I’m in New York meeting Jimmy Fallon, I’ll freak out. But if I stop myself from overthinking, then it’s all joya ,” he says, dropping an Argentine slang word for “great” or “perfect.” Trueno emerged from the burgeoning Buenos Aires freestyle scene when he was just a teenager.…