1 tsp of grenadine syrup
2 oz of Vodka
1/3 of sweet and sour mix
2/3 of 7-up soda (or Sprite)
1/2 oz of blue curacao liqueur
Pour grenadine in glass. Add straw and ice carefully. Fill 1/3 of glass with sweet and sour. Add Vodka. Fill glass almost to the rim with 7-up. Add Blue Curacao. Do not stir.