Because they are not stupid the reason he was Monica is because Hillary is a Lesbian she has only stayed married in order to become president. Bill is biting at the rains just so he can get back into the White House in order to screw everything with a heartbeat, he can count Hillary out on that one.
If God forbid the Hildebeast is elected POTUS, how much do you want to bet that the first presidential decree is:
ALL WHITE HOUSE INTERNS MUST BE OVERWEIGHT, BALDING OLD MEN.