Short description of Cheers! Blood Alcohol Calculator 2.3: Enter your body weight, gender, number of drinks, and hours drinking and it calculates your blood alcohol level. The Cheers program is in the shape of a beer mug so it looks like a cute toy. It's fun and easy to use. But don't let looks fool you. It contains the very latest biological equations for the absorption and metabolism of alcohol. For just 10 dollars you can purchase the program to enable the advanced features.