After tackling "Baby, It's Cold Outside" with Chris Colfer on the holiday episode of Glee, rising star Darren Criss has another Christmas carol up his sleeve. Criss swung by the American Society of Composers, Authors and Publishers, where he sat down at a piano to deliver a swooning rendition of "Have Yourself a Merry Little Christmas," made famous by Judy Garland in Meet Me in St. Louis. Before breaking into song, Criss cracks, "I wish I created this song, but I did not and I'm going to play it for you anyway." Check it out below!