Marriage Deal Breakers

According to this article Nicole Kidman has told her husband of four months, Keith Urban, that he better check-in to rehab or she's gone. This got us thinking. What are some other deal breakers in marriage? Obviously infidelity or any kind of abuse. But when someone has a problem like this, do you think it's the role of the significant other to try and help them or drop an ultimatum? Let us know what your deal breakers are and we may turn it into an article. E-mail us at feedback@hitchedmag.com