What is US & THEM? When two people finally come together, they never come together alone. US & THEM is an outrageous but authentic ensemble single-camera comedy about a pair of young lovers, whose path to happily-ever-after is complicated by the screwed-up circus of people closest to them. New York pharmaceutical copywriter GAVIN (Emmy Award nominee Jason Ritter, “Parenthood,” “The Event”) is a neurotic Woody Allen-ish personality with indie-rock looks, who has never been in love. On the other hand,