Bahama Mama

1 1/2 oz. Dark Rum
1 1/2 oz. Golden Rum
1 1/2 oz. White Rum
2 oz. Pineapple Juice
2 oz. Orange Juice
2 oz. Sour Mix
2 dashes Grenadine
1 Orange Slice
1 Maraschino Cherry

Sprinkle grenadine into the bottom of a large glass, such as a tall collins glass, a hurricane glass, or a brandy snifter. Shake together the remaining ingredients and strain into prepared glass. Spear orange slice and maraschino cherry together on a toothpick and use to garnish the drink before serving.