-seedless watermelon
-fresh mint
-fresh limes
-"lime" simple syrup
-lime vodka
-triple sec
-diet 7-up

-puree watermelon in blender and strain then refridgerate.
-boil 1 cup water with 1 cup sugar and grated lime zest and juice and refridgerate.
-pour 2 oz lime vodka into shaker,1 oz triple sec, add 1oz lime simple syrup, 6 oz watermelon juice, fresh mint, ice and shake VERY RAPIDLY until shaker is too cold to hold in your hand! Pour into tall cocktail glass and top with 3 oz of diet 7-up, gingerale or soda water. Garnish with watermelon wedge and fresh mint!