(TMZ) Kate Major -- of filing restraining orders against Michael Lohan fame -- has voluntarily checked herself into rehab ... TMZ has learned. We're told Kate will get treatment for alcohol abuse. Sources close to Kate tell us ... she checked into a treatment center in Boca Raton, FL and will stay there for 90 days.
According to our sources, Major made the decision after her alleged drunken plane fight a few weeks back.
We're told Kate feels drinking changes her into somebody she isn't ... which probably explains how she started dating Michael Lohan in the first place. more on this story