Of all the closing numbers Elvis Presley could have chosen for those seminal moments in his career, few come close to capturing the raucous energy and everlasting endurance of The King as ‘Hound Dog’. Written by teenagers Jerry Leiber and Mike Stoller, the song is one of the biggest hallmarks of rock ‘n’ roll culture, a heart-thumping anthem that emerged from one of the most defining moments in Presley’s career. Although it may not seem like it …