1/2 oz of Dark rum
1/3 oz of Lemon Juice
1 tsp of grenadine syrup
3 oz of cola
1 oz of LBV Port
1 1/2 oz of southern comfort peach liqueur (or peach liqueur)
Shake all ingredients (except cola) and strain into an ice-filled highball glass. Add cola, garnish with a slice of lemon and a cherry, and serve.