Pentatonix and Gwen Stefani are among the performers for this year's Christmas in Rockefeller Center special.
Both acts have already released new Christmas music this year. Pentatonix released a deluxe version of their 2016 album, A Pentatonix Christmas, while Gwen released her first-ever Christmas album, You Make It Feel Like Christmas.
The 85th annual tree lighting tradition will be hosted by Today show anchors Matt Lauer, Savannah Guthrie, Al Roker and Hoda Kotb.
Other performers will include Hamilton's Leslie Odom Jr. and country stars Brett Eldridge and Jennifer Nettles. Additional acts will be announced soon.
The special starts at 8 p.m. [ET] November 29th on NBC.
The 85th annual holiday special will celebrate the lighting of a 75-foot tall, 50-foot wide Norway Spruce from State College, Pennsylvania. It will be adorned with more than 50,000 multi-colored LEDs and will be topped with a Swarovski star made up of 25,000 crystals and one million facets.