She does it for attention. Simple as that. She may or may not believe the drivel that spews forth from her mouth, but what she DOES know is that there are "certain people" *cough-VINCE-cough* that lap all of that evil projectile vomit right up thinking it is their life source.
What I don't get is that "certain people" *cough-VINCE-cough* think she is one hott mama.