Around the remote: Chuck Barney's picks for the week of Dec. 20

DON'T MISS: "It's a Wonderful Life" - Every time you watch this thing, an NBC programmer gets his wings - or something like that. Frank Capra's 1946 classic returns for its annual Christmas Eve airing with George Bailey (Jimmy Stewart) learning life lessons from his guardian angel. All that, plus Bedford Falls is really beautiful this time of year. 8 p.m. Thursday, NBC. …