Why is it so hard to smoke, drink beer and brush your teeth at the same time?

It isn't that hard, I used to do it all the time! (You use the beer to rince!)Why is it so hard to smoke, drink beer and brush your teeth at the same time?
You're SUPPOSED to be smoking, drinking beer and eating guacamole! The teeth brushing comes much, much later when the taste of Colgate doesn't negate the flavor of the beer.Why is it so hard to smoke, drink beer and brush your teeth at the same time?
The beer foam and the toothpaste foam don't mix very well. Kind of hard to swallow.
*It's easy if you ignore the brushing your teeth part.
...practice...it's easy once you get the hang of it
Because it just is
That's gross......
cause we only have 2 hands