"Christmas in Washington" (8 p.m., TNT): Performances by Rascal Flatts, Carrie Underwood, The Click

"Christmas in Washington" (8 p.m., TNT): Performances by Rascal Flatts, Carrie Underwood, The Click Five, CeCe Winans and others highlight the annual "Christmas in Washington" concert event that benefits the National Children's Medical Center. Dr. Phil and Robin McGraw are your hosts.
"Sit Down Comedy With David Steinberg" (10 p.m., TV Land): This special takes an "Inside the Actors Studio" approach to the fine art of show-biz humor. Over the six-episode series, Steinberg visits individually with Mike Myers, Larry David, Martin Short, Bob Newhart, Jon Lovitz and George Lopez, who open up about their personal lives and careers in entertainment.
"Christmas in Boston" (8 p.m., ABC Family): Gina (Marla Sokoloff) and Seth (Patrick Adams), pen pals since childhood, plan to meet at last as adults -- but they're nervous about each other's expectations. So they send their best friends Ellen (Lindy Booth) and Matt (Jonathan Cherry) to pose as themselves, and, of course, Ellen and Matt fall for each other -- causing complications for the real Gina and Seth.
"24 Hours of Shakespeare" (6 a.m., TCM): Fans of the Bard will find a marathon of movies beginning with "King John," released in 1899 in a seven-part series of silent shorts. Also airing are films featuring Laurence Olivier, including "Othello," the 1965 production where he re-created his stage performance, "As You Like It" (1936) and "Hamlet" (1948), which garnered Oscars for best picture and best actor.