"I Want a Dog for Christmas" (8 p.m., ABC): It doesn't come close to matching the emotional oomph of its classic predecessor, but at least "I Want a Dog for Christmas, Charlie Brown" gives us a chance

"I Want a Dog for Christmas" (8 p.m., ABC): It doesn't come close to matching the emotional oomph of its classic predecessor, but at least "I Want a Dog for Christmas, Charlie Brown" gives us a chance to spend more of the holiday season with the engaging Peanuts gang. Of course, Snoopy steals much of the spotlight.
"Nova: The Wave that Shook the World" (8 p.m., PBS): A chronology of the deadly December 2004 tsunami that looks at the science behind earthquakes.
"Frontline: The Persuaders" (9 p.m., PBS): This episode takes an in-depth look at the multibillion-dollar "persuasion industries" of advertising and public relations.