pay the piper
pay the fiddler
To suffer the results of being foolish; pay or suffer because of your foolish acts or wasting money.
(From the proverb "He who dances must pay the piper (or the fiddler).")
(From the proverb "He who dances must pay the piper (or the fiddler).")
Bob had spent all his money and got into debt, so now he must pay the piper.
Fred had a fight, broke a window, and quarreled with his counselor so now he must pay the fiddler.