Looking for Elvis?

On August 16, 1977, something momentous happened in Memphis, Tennessee. It was either the death of Elvis Presley at the age of 42, as more than 80 percent of Americans believe, or the start of the most spectacular disappearing act in the history of mankind.

This week, as fans mark the 40th anniversary of the King of Rock ‘n’ Roll’s (alleged) passing, those who believe that Presley is still alive will have a golden opportunity to make their case. Or, rather, cases. “Elvis is alive” theories ar...