Mtn Dew Purple Thunder will be sold as both a fountain soda and in 20-ounce bottles. But diehard Dew-heads will want to go for the bottle option just for the label.

Now, the convenience store chain is doing a nation-wide promotion as it makes 33 stops over the span next 13 weeks all to celebrate the birthday of MTN DEW Purple Thunder. Videos by ComicBook.com ...

Circle K is reveling in the one-year anniversary of its exclusive MTN DEW PURPLE THUNDER flavor with a 33-stop THUNDERVERSARY Tour.