Herself, the Queen of Mean, Madame Benghazi, the Cold & Joyless, has a long and colorful history of invective and violent behavior. In other venues, Herself would have been found to have been an abusive and alcohol-dependent shrew, and would have resulted in Chelsea being removed from the home, and placed with Slick.
Herself has lived a charmed life in many ways, escaping the consequences of her bad behavior and seriously bad life choices. Perhaps nothing short of a deal with Devil would explain this continued avoidance and evasion of just and deserved punishment.
Soon the bill is coming due. If not paid in this lifetime, then in the next.
Seems like only Mrs. Bill can make Leona Helmsley seem compassionate