Breaking Bad
Sometimes, life forces you to cross the line. You're going about your normal everyday routine, when suddenly something truly awful happens and all that pent-up rage you feel about your job, your marriage, your very existence, is released with unstoppable fury. Some call it "reaching the breaking point"; others call it "breaking bad."
From: http://blogs.amctv.com/breaking-bad/2007/12/classic-movie-c.php
From: http://blogs.amctv.com/breaking-bad/2007/12/classic-movie-c.php