Chart-topping phenomenon Ne-Yo, High School Musical’s Vanessa Hudgens, country superstar Alan Jackson, legendary vocalist Andrea Bocelli, rising recording artists Colbie Caillat, Heather Headley and Katharine McPhee are slated to headline TNT’s annual presentation of "Christmas In Washington," hosted for the fourth year by Dr. Phil and Robin McGraw.

Annually attended by the President and First Lady and other Washington VIPs, this concert is a holiday music celebration benefiting the National Children’s Medical Center. "Christmas In Washington" will be taped at the National Building Museum in Washington, D.C., premiering on TNT Wednesday, Dec. 12, at 10 p.m. (ET/PT).

“Each year, TNT celebrates the holidays in style with this wonderful family event that benefits the great work carried out by the National Children’s Medical Center,” said Michael Wright, senior vice president in charge of the content creation group for TNT, TBS and TCM.

“This year’s line-up represents a variety of musical styles guaranteed to please just about any ear. We are extremely proud to have had such a long and fruitful relationship with 'Christmas In Washington.' And we’re especially thrilled to be working once again with our hosts, Dr. Phil and Robin McGraw.”