Denying Credit

He shoves this piece
of blue plastic
in my face and starts
ordering absurd drinks
as if everything he
would say was supposed
to make sense.
"That guy looks awfully
pissed." The bar back says.
"It's one of the few
pleasures bartenders get;
denying assholes credit.
Why do you think
I still work here?
Where he comes from
McDonald's takes plastic".