The X Factor judge Demi Lovato, “Gangnam Style” sensation Psy and Diana Ross will headline the annual Christmas in Washington special airing Dec. 21 on TNT.
Late-night host Conan O’Brien will lead the telecast, to be taped in Washington D.C.’s National Building Museum, for the second consecutive year.
Additional performers include Smash starMegan Hilty, former Voice finalist Chris Mann and American Idol winner Scotty McCreery.
President Barack Obama and First Lady Michelle will attend.
This is the 14th year TNT will be broadcasting Christmas in Washington. It is executive produced by George Stevens Jr. and directed/produced by Michael Stevens for The Stevens Company. Ricki Rosenfeld andDavid Bryant are also EPs.