Alex learns from his children that their mother has a new man so,when Helen asks him help her mind her baby god-daughter,he suggests they go to the park so that they can spy on him. His plan is interrupted by Stephen summoning him to a meeting - actually an impromptu party because he is lonely. However next day when Alex has access to his children with Sarah they embarrass him by asking why he was spying on them from behind a tree with his girl-friend and their baby.
—don @ minifie-1