WHEN YOUR EX WON'T GO AWAY - Why does his ex-wife behave in such a way, even though they've been divorced for some time? "It's all about control," Mister-M says, adding that he believes his ex suffers from borderline personality disorder. "Their belief that they have been so horribly wronged tends to be so strong that this desire to stay involved . . . It doesn't even matter if they're the person who initiated the split."