1 1/2 oz of lemonade
1/2 oz of Lime Juice
1 oz of Midori melon liqueur (or watermelon liqueur)
1/2 oz of blue curacao liqueur
1 oz of Vodka
Shake vodka, Midori and lime juice over ice. Strain into a margarita or cocktail glass, building over blue curacao. Top with lemonade, and serve.