budget nazi. i m sure she probably said that once or twice in a heated conversation. reporter: the other issue? brad s sexual reti called it hi i had sexual intercourse with heather once. reporter: it happened some time at the end of 2004, early 2005, he said. and where did this sexual intercourse take place? it took place in our home, in the closet of the master bedroom. did you initially deny the relationship? yes. i initially denied it for approximately one year. why? i thought that if by denying it, it would go away and we could remain as a whole family. reporter: but when it became time for the family to split, brad said he found the monthly terms of the proposed separation agreement unreasonable. child support, medical, private school, extra