4 oz of Orange Juice
1 oz of grenadine syrup
1 1/2 oz of Malibu coconut rum (or Coconut Rum)
Pour the Malibu rum and orange juice into a cocktail shaker half-filled with ice cubes. Shake well. Pour the contents into a highball glass, and top with grenadine. Garnish with 2 crushed maraschino cherries, and serve.