Memphis, Tennessee December 4, 1956 Carl Perkins was in the middle of a recording session at Sun Records, working on new material with his brothers Jay and Clayton. Jerry Lee Lewis—the wild-eyed piano player Sam Phillips had just signed—was playing piano for the session, banging out rhythms while Carl laid down tracks. Then Elvis Presley walked through the door. Elvis had left Sun Records over a year earlier when RCA bought out his contract for an unprecedented $40,000. He was now the biggest star in America—"Heartbreak Hotel" had hit #1, he'd appeared on Ed Sullivan's show, teenage girls screamed at the mention of his name. But he was back at Sun Records that December afternoon, visiting the studio where it had all started, stopping by to see Sam Phillips and say hello to old friends. Sam Phillips, the studio owner and producer who'd recorded Elvis's first sessions, had an idea. "Elvis, Carl's recording. Want to sit in?" Elvis did. Then Johnny Cash walked in. The Million Dollar Quartet Johnny Cash had been across the street at a car dealership looking at vehicles when someone told him Elvis was at Sun. He came over immediately. Now you had four men in the Sun Records studio, all in their early twenties, all at different points in their rocket-ship careers: Elvis Presley (21): Already a national sensation, the biggest star in music Carl Perkins (24): Riding high from "Blue Suede Shoes," a massive crossover hit Jerry Lee Lewis (21): Just signed to Sun, hungry and ready to explode Johnny Cash (24): Rising star with "I Walk the Line" becoming a hit They started playing. No setlist. No plan. Just four young men who'd come up through the same Memphis studio, playing gospel, country, and rock & roll for the pure joy of it. Sam Phillips, recognizing the moment, quietly turned on the tape recorder. The jam session lasted for hours. They played gospel songs—