I am with Stiles (above). Except . . . that our first "graduation" was from tent camping to backpacking, and only then from backpacking to fifth-wheel. We are now in our fourth fifth wheel, every one of them a different brand--the last three purchased new. We enjoyed our Montana 2955 and traveled in it over 50,000 miles.
Here is a summary of our "camping" history:
http://www.dwilliamson.com/rvhist/Page.html