Elvis Presley and Ann-Margret recorded a duet, Leiber/Stoller piece "You're the Boss", but the song was never used in the film. It has been released since.
Average Shot Length = ~8.9 seconds. Median Shot Length = ~7.3 seconds.
One of the guitar players on the soundtrack was singer/actor Glen Campbell.
Was double billed with Tamahine in most theaters when first released.
When the wedding scene was filmed, many tabloid magazines at time published photos of the "wedding" and suggested that Elvis Presley and Ann-Margret really had gotten married.