The term Happy Camper originates from the quote, "Not a Happy Camper".
It has been in use for over 20 years.
It's origins are similar to that of the term "Touron" which is a cross between a tourist and a moron. These terms began and are
currently widely used in the resort industry and National Park Service.
It was in use as early as 1986
Yosemite National Park by
employees of the Yosemite Park and Curry Company.