Relax by Elvis Presley Overview Tag Appears on Elvis Double Features: It Happened At The World's Fair & Fun In Acapulco It Happened At The World's Fai It Happened at the World's Fair It Happened At The Worlds Fair It Happened at the World's Fair / Fun in Acapulco It Happened at the World's Fair/Fun in Acapulco The Album Collection The Complete Elvis Presley Masters The Original Elvis Presley Collection (CD 18) Playcount 47 Listeners 11