After shooting to worldwide fame in the late 1950s, Elvis Presley struggled to stay relevant following his mandatory army service.

From the early Sixties, the King of Rock and Roll left the stage for many mostly naff musical rom-coms.

That was until his 1968 Comeback Special when the star returned to live performing and entered his Las Vegas residency years.

Now, a brand new documentary, Return of the King: The Fall and Rise of Elvis Presley, premieres today on Netflix.

The official 90 minute…