Get ready for some holiday cheer! Justin Timberlake is set to join Jimmy Fallon’s Holiday Seasoning Spectacular, a star-studded holiday special airing on Wednesday, December 4, at 10 p.m. ET/9 p.m. CT on NBC. This festive television event accompanies Fallon’s newly released holiday comedy album, Holiday Seasoning, which dropped on November 1. The special will…