TV highlights: HBO's 'The Newsroom' wraps up for good on Sunday

(All times Eastern) Well, there's no escaping it now.Christmas is officially here in the made-for-TV movie world, and first up Saturday night is "Best Christmas Party Ever" (Hallmark at 8 p.m.), which follows a hardworking event planner as she learns that she is losing a promotion to her boss's nephew, who just happens to be quite attractive.