Dr. Seuss' The Grinch Musical is a Christmas musical television special that aired on NBC on December 9, 2020. It is a performance of an adaptation of the 2006 musical Dr. Seuss' How The Grinch Stole Christmas! The Musical, which in-turn is based on the holiday children's book How The Grinch Stole Christmas! by Dr. Seuss. It will be performed live at the Troubadour Theatre in London. It stars Matthew Morrison as the titular character, Denis O'Hare and BooBoo Stewart as Max the dog, and Amelia Minto as Cindy-Lou Who.