An exhibition staff member poses with Elvis’ a Bureau of Narcotics and Dangerous Drugs badge “Elvis at the O2 : The Exhibition of His Life – Direct from Graceland” exhibition at the O2 Arean in London

An exhibition staff member poses with Elvis’ a Bureau of Narcotics and Dangerous Drugs badge “Elvis at the O2 : The Exhibition of His Life – Direct from Graceland” exhibition at the O2 Arean in London

An exhibition staff member poses with Elvis’ a Bureau of Narcotics and Dangerous Drugs badge “Elvis at the O2 : The Exhibition of His Life – Direct from Graceland” exhibition at the O2 Arean in London December 11, 2014. The nine month exhibition is the largest retrospective to have ever been presented in Europe and opens Friday. REUTERS/Luke MacGregor (BRITAIN – Tags: ENTERTAINMENT SOCIETY TPX IMAGES OF THE DAY)