NBC will celebrate the lighting of the world’s most famous Christmas tree with a live broadcast from Rockefeller Center in New York City on Wednesday, November 30th from 8 to 9 p.m. ET. The star-studded holiday special will feature performances by Neil Diamond, Big Time Rush, Tony Bennett, Justin Bieber, Michael Bublé, Cee Lo Green, Carole King, Katharine McPhee, Javier Colon and The Radio City Rockettes with a mix of current hits and holiday classics. Justin has brought some special guests for his performance and NBC will also premiere his music video with Mariah Carey for “All I Want for Christmas is You.” The song, originally recorded and written by Mariah Carey for her 1994 album “Merry Christmas,” is the most listened to song at the holidays and this new duet is featured on Justin’s Christmas album, “Under the Mistletoe.” The 79th annual holiday extravaganza will feature a Norway Spruce tree that is 74 feet high, 46 feet in diameter and weighs 10 tons. The tradition ...