Karrine Steffans, the woman who wrote "Confessions of a Video Vixen," called into the Rod Ryan radio show to plug her newest book -- but instead ignited a classic on-air verbal throwdown with the Texas DJ.


Steffans slammed the host for asking about her sexual exploits with celebs like Jay-Z and Jamie Foxx -- which made the interview get real ugly, real fast. Which means it's awesome.