Mackenzie Phillips says 'morals clause' led to abrupt exit from 'One Day at a Time'

Mackenzie Phillips is reflecting on the moment that ended her run on "One Day at a Time." The sitcom star recently attended Fanboy Expo Knoxville in Tennessee, where she spoke about the "morals clause" in her contract and how it contributed to her abrupt departure from the series. "One Day at a Time" made Phillips a household name alongside co-stars Bonnie Franklin and Valerie Bertinelli. Behind the scenes, however, the actress was battling addiction. The 66-year-old said her struggles with subs