Mule Variations

Mule Variations is the thirteenth studio album by American musician Tom Waits, released on April 16, 1999, on the ANTI- label. It was Waits' first studio album in six years, following The Black Rider (1993). The album was backed by an extensive tour in Europe and North America during the summer and autumn of 1999, which was Waits' first proper tour since 1987. Other promotional stops included a solo performance on VH1 Storytellers.