B.Y.O.F.S.
B. Y. O. F. S. is the last straw when that office freeloader wants to join your fun.
He wanted to come to my birthday. I said, 'Bring your own fucking shit or I'll make you.'
She asked to bring her whole family to the office picnic. I told her, 'Bring your own fucking shit or I'll bring your whole family to the gym.'
He wanted to come to the holiday party. I said, 'Bring your own fucking shit or I'll bring yours to his house.'