This story originally aired on Sept. 24, 2021.
In 1971, Joe Elliott was 12 years old, and he was going to his first rock show. The band was T. Rex, touring their latest album, Electric Warrior. Pushing through the venue's swing doors with porthole windows, Elliott found himself in a rollicking, ecstatic crowd that screamed itself into his memory. Fifty years later, he recalls it with ease.