Watch the special expanded series finale online now.
Jack's mother, Colleen, is in town and Liz is surprised to not find Jack in a rancid mood because of it. He opens up to Liz that this marks the anniversary his father walked out on the Donaghy family. Jack regrets never standing up to his father. In fact, that will be Jack's biggest regret in life... and remember, he's made love to Kathy Hilton.