Falling Down Stairs Although he knew the music well, Mark Morris had never thought to choreograph a dance based on Bach´s Third Suite. He felt the music was complete in itself. But through a close collaboration with Yo-Yo Ma, an astonishing dance emerges -- a true three-way collaboration between musician, dancers and filmmaker Barbara Willis Sweete. Sarabande A great musician instinctively builds a complex and intimate relationship with his listeners. Director Atom Egoyan´s dramatic film explores a number of such relationships, revealing the generosity of spirit and love that flow from Yo-Yo Ma´s performance of Bach´s Fourth Suite.