Mackenzie Phillips is claiming she had an incestuous affair with her father John, sending her family into fits of rage. Despite her statements, Mackenzie claims her father is a good man, defending her from... herself.

MacKenzie Phillips used to be the star of the sitcom One Day at a Time until she was fired in 1980 for drug use. Twenty-eight years and multiple overdoses and rehab stints later, Phillips dropped a few bags of heroin on the...