Root Beer Fizz

2 oz. Gin

1 oz. Lemon Juice

1 Maraschino cherry

4 oz. Root Beer

1 tsp. Sugar

Special instructions:
In a shaker half-filled with ice cubes, combine the gin, lemon juice, and sugar. Shake well. Strain into a collins glass almost filled with ice cubes. Add the root beer. Stir well. Garnish with the cherry.