Naughty Wives Video Club (2006)

When Jack and Sonny take a trip to the beach, she expects her husband to leave his work behind. But he didn't get the memo and spends their vacation on the phone for business. She takes a walk, and meets another couple, Mike and Tina, on the beach. Tina thinks she can solve their marital problems with the help of a video camera and the invention of a special club.