1/2 oz of Gin
1/2 oz of Light Rum
1/2 oz of Vodka
1/2 oz of white Tequila (or Tequila)
1/2 oz of blue curacao liqueur
1/2 oz of Orange Juice
1 oz of sweet and sour mix
4 oz of 7-up soda (or Sprite)
Combine all except 7-up in a cocktail shaker with ice. Shake and strain into a collins glass filled with ice and fill with 7-up. Top with a lemon slice.