It's a U of M School of Music Holiday Flash Mob!
The SOM teamed up with the U of M Carlson School of Management to create a holiday flash mob video like no other. The video features SOM student Greg Wrenn (saxophone); Campus Singers Maroon, Gold, and Mosaic; Men's Chorus, Women's Chorus, University Singers, Kathy Saltzman Romey (coordinator, conductor); with audio by the SOM's own Phillip O'Toole. Watch the video here.