2 1/2 oz. White Rum - (more)
2 dash(es) Bitters - (more)
2 oz. Club Soda - (more)
2 Limes (Juice of, fresh) - (more)
2 tsp. Powdered Sugar - (more)
dash(es) Grenadine - (more)
Mix first 3 ingredients in a collins glass and add ice cubes. Stir until glass is frosted, add Bitters and rum. Float grenadine. Garnish with slices of lemon, orange, pineapple, and a cherry.