Elvis Presley is one of those American icons you just can’t replicate. His electrifying chemistry with Ann-Margret lit up the screen in the 1964 film Viva Las Vegas, especially in their playful and perfect duet, “The Lady Loves Me.” But not everything went as planned on set. There were bloopers and mistakes in the movie that slipped by unnoticed — until now. Ready to discover what you missed? Let’s take a closer look!…