The concert benefiting Children's National Medical Center will be hosted by TBS personality Conan O'Brien. It will additionally feature performances by "The Voice" judge Cee-Lo Green, "American Idol" alum Jennifer Hudson, and "Victorious" star Victoria Justice.
This year marks "Christmas in Washington" 30th anniversary, and O'Brien's first hosting stint for the special event. The gig will be taped at the National Building Museum on Sunday, December 11, and will air on TNT on Friday, December 16 at 8 P.M.
