Ingredients:
1 Oz Tequila
1 Oz Triple Sec
1 Oz Peach Schnapps
3 1/2 Oz Pineapple Juice
1/2 Oz Light Rum
1/2 Oz Dark Rum

Method:
Fill a martini shaker about half full with ice cubes. Pour about a shot of tequila, triple sec, peach schnapps, and light rum. Fill with a roughly equal amount of pineapple juice (to taste), and shake well. Pour into a large glass with crushed ice. Top off with dark rum and stir a little. Garnish and serve.