Could Dilbert 'borrow' Wally's coffee cup or has anyone dared to ever touch Wally's cup? I'm sure it's so dark on the bottom, it would turn water black...
The genius in HR announces that we're going "green" and issued each employee a mug and removed all the paper and styrofoam cups. Imagine when we have "guests"...
If orangehair wants something really delicious to drink, Wally and Dilbert could hold him upside down with his head in the toilet. That should take care of any further business interests he might have and let things settle down to normal for Dilbert....