1 1/2 oz of Orange Juice
1 splash of Midori melon liqueur (or watermelon liqueur)
1 1/2 oz of Pineapple Juice
1 1/2 oz of Malibu coconut rum (or Coconut Rum)
1/2 oz of ruby red grapefruit juice (or grapefruit juice)
1 slice of lime
Mix the orange juice, grapefruit juice, pineapple juice, and coconut rum in a shaker with crushed ice. Shake till well mixed. Pour liquid into highball glass and add a splash of Midori. Squeeze the lime into the drink and then drop it in. Enjoy!