Simple enough you say "would you do this or that for some amount of money". The next person answers it truthfully, then they get to make one. Have fun.
Would you eat a whole loaf of wet soggy bread for $20?
That's now my pat answer for anything the Office Idiot says to me... "I have balls of steel... I have balls of steel.. ballsballsballsballsballs.... Blow it out your ass"