Veteran local Indian classical dancer Sreyashi Dey is joined by members of the U-M classical Indian dance troupe Michigan Sahana for a lecture-demo on Northern Indian Kathak and Southern Indian Bharatanatyam dances. The Rasa Festival also includes a performance tomorrow at the Riverside Art Center (see 19 Saturday listing). 6–7:30 p.m., AADL Downtown. Free. (734) 327–4200.