1/2 oz of Vodka
1/2 oz of rum
1/2 oz of Tequila
2 oz of sweet and sour mix
1/2 oz of blue curacao liqueur
2 oz of 7-up soda (or Sprite)
1/2 oz of Gin
Pour all ingredients except the 7-Up into a chilled glass filled with ice cubes. Top with 7-Up and stir gently.