Mother of the Year: Elaine Stritch of 30 Rock
Perhaps the only person on the planet more terrifying than Alec Baldwin, Colleen donaghy would go to near any length to put down, burden or otherwise demean her successful son, to the point where you too would need a few minutes to decide what to do after having run her over.
Sure, she has her kinder moments, but look in those eyes. She's pure evil.