The new Bill and Hillary Clinton National Airport in Little Rock, Ark., will hold a dedication ceremony May 3 featuring the former President and his wife and ex- Secretary of State — but there’s just one problem for the snazzy new airport. “Locals are calling it the Hillbilly Airport,” one insider tells Confidenti@l. “And project managers certainly don’t want an airport named after our President called Hillbilly. In the South. How does that look to the world?” Our insider explains that when you depart the airport, you are met with huge signs that invite the public to “come meet” Bill...