How many calories in a bottle of skinny girl margarita?

4 oz. = 100 calories

There are 750ml in a bottle of Skinny Girl Maragarita

750ml=25.36 ounces

25.36 oz. (bottle) / 4 oz. servings = 6.34 servings in a bottle

6.34 x 100 (calories in 4 oz serving) = 634 calories in a bottle