1/2 oz of Watermelon Schnapps
1/2 oz of sweet and sour mix
1 splash of club soda (or clear soda)
1 oz of Ketel One Vodka (or Vodka)
ice
In a highball glass, add Vodka, Watermelon Schnapps, and Sour Mix. Fill the rest of the glass with ice and shake well. Finish with a splash of Club Soda.