Charlie Brown and Linus would look at tonight's ABC presentation of A Charlie Brown Christmas (8 p.m. ET), a Peanutsholiday special first broadcast 42 years ago, somewhat differently. In this case, they'd both be correct. Linus, the faithful optimist, would say that it's one of the few places left, other than the Super Bowl and "American Idol," where entire families can and will gather annually to enjoy a television show together...