Rusty Frank teaches an introductory Lindy-hop class featuring film clips at 5 p.m., Sunday, May 23; followed by a class on beginners' Lindy-hop patterns at 6 p.m. $12 per class; or $20 for both. An open dance takes place from 7 to 10 p.m. $15; $12 students with ID. Both classes and the open dance are $30. Music will be provided by the Tucson Jazz Institute's Ellington Big Band. Call 743-1349 for more information.