According to the Whataburger Press Release: The milkshake will be made with pure Dr Pepper syrup, and “has that classic Dr Pepper flavor with a small-town diner feel” . . . Dr Pepper calls “a match made in Heaven.” Brb y’all, about to get me a tub of this 😍 pic.twitter.com/PkO2DkEYnH — Texas Humor (@TexasHumor) April 2, 2019 Two iconic…… MORE