While singer Martina McBride, along with Aretha Franklin, is tapped to perform for the President and First Lady on December 13th at the NBC-TB broadcast of Christmas In Washington, Waylon Jennings will appear in the CBS movie Outlaw Justice in January. Trisha Yearwood returns for a repeat performance on television's popular JAG. She's set to again play the role of a forensic pathologist. Country newcomer Lila McCann will be featured on CBS' 48 Hours on December 17th, as part of its "Amazing Teens" segment. Look for the cameras to follow McCann to her Washington home while she and friends watch her acting debut on Walker Texas Ranger. The camera crew also hits the young singer's 17th birthday party and the set of her latest music video.