Home of the Original Dirty Soda, Swig, puts a unique twist on your favorite drinks. The menu features a variety of house-made concoctions that put a tasteful twist on the traditional fountain drink or create your own unique concoction to your liking! Specializing in fast service and delicious drinks and sweets, we have become your morning mojo, your afternoon pick-me-up, and your anytime sweet tooth satisfaction. Visit us in McKinney, TX. It's not Dirty Soda if it's not from Swig.