I tried every Slurpee flavor I could find at 7-Eleven and ranked them from worst to best
Updated Redeem now I tried the eight Slurpee flavors I could find and ranked them from worst to best. The Vitamin Water squeezed-lemonade and Coca-Cola Slurpees weren't as good as the others. My favorites were the Mountain Dew Major Melon and exclusive cherry flavors.To celebrate Nati...