Be prepared for an episode full of surprises as Beth and the Chapman clan put together a secret party for Dog's birthday. Things are going well at first, but when Dog's long-lost son Christopher arrives, the whole party suddenly hangs in the balance. Will he be able to bond with his siblings or will the family be brought to its knees as he awkwardly tries to fit in? Will Beth be able to put one over on the greatest bounty hunter who ever lived?