Diner is Served After the fast-food boom in the last few decades, diners have fought to keep their brand of all-American food alive, even with the possibility of extinction looming on the horizon. MORE » Dudley's Journal Dudley may not be allowed in a diner, but that doesn't dash his hopes of scoring some table scraps back in the RV. MORE » Essential Advice When eating at a diner, keep your order simple and be prepared to chat with the regulars — and don't forget to tip your waitress! MORE»