American musical comedy starring Elvis Presley. When Mike (Presley) and Danny (Gary Lockwood) have their plane seized by the police due to Danny running up a high debt, they hit the road to make money, pay off the debt and reunite with their beloved aircraft. With no transport and nowhere to go, they are picked up while hitchhiking by farmer Walter (Kam Tong) and his young niece, Sue-Lin (Vicky Tiu).

Mike is persuaded to take the little girl to the World's Fair, where he meets a beautiful nurse, Diane (Joan O'Brien). After Walter fails to return for Sue-Lin, Mike is left to take care of her, running into all manner of calamities whilst he attempts to win Diane over.