New York film festival: The actor’s third film as director is a gentle romcom of divorce and standup comedy with standout turns from Will Arnett and Laura Dern New York film festival: The actor’s third film as director is a gentle romcom of divorce and standup comedy with standout turns from Will Arnett and Laura Dern H ere’s a joke: a man walks into a bar and, to avoid paying a $15 cover, signs up for an open mic night. He’s in the midst of a divorce and a little high, a walking, middle-aged