Few people know the tale, but in late 1974, Steven Spielberg approached Elvis Presley about collaborating with composer John Williams to write the theme to the blockbuster film "Jaws".

Williams was hesitant to work with the aging Presley, a movie buff who was excited about the opportunity.

The following audio could explain why the project failed, and also why Elvis entered a death spiral that culminated in his drug-fueled demise in 1977.