Go-Go Juice

1/2 oz gin
1/2 oz light rum
1/2 oz vodka
1/2 oz white tequila
1/2 oz Blue Curacao liqueur
1/2 oz orange juice
1 oz sweet and sour mix
4 oz 7-Up soda

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.