Californians, treat yourself to a chili dog (or four) on National Hot Dog Day on Wednesday, July 16.

To celebrate, Sheetz will be giving away not one, but two free hot dogs to customers.

Whether going plain-Jane with ketchup and mustard, stepping it up with chopped onions or sauerkraut, slathering with chili and cheese, going full Chicago or even taking a trip to the Southwest with a...