The "Taking Care of Business" sunglasses that Elvis wore throughout the seventies. The TCB motto was also used to name the special style of Karate he developed, which is still taught today. The lightning bolt in the design comes from his passion for Captain Marvel Jr. Comics.
The following videos show Elvis backstage during his 1972 tour. The first was shot in Jacksonville, Florida and is heavy with seventies male hair and gold eyeglasses. The second shows Elvis rehearsing a gospel number, I, John, with his backup singers before the show.