A small glass of wine is 125 calories. Which means a bottle of wine (750 ml) is about 600 calories. A beer has between 100-200 calories in a bottle/can depending on the type. A shot of liquor can vary too, around 100 calories a shot though. Mixed drinks? Depending on what you get, can be huge calorie bombs. A long island iced tea can have about 800  calories in it. Alcohol is very not filling and very calorie dense.