8 fluid ounces carbonated water
3/4 fluid ounce passion fruit flavored syrup
3/4 fluid ounce watermelon flavored syrup
1 fluid ounce half-and-half cream
Fill a tall glass half full with ice. Fill to 2/3 with carbonated water. Pour in watermelon and passion fruit flavored syrups, then float the half-and-half cream on top. Stir when ready to drink.