No need to dress up to practice your square dancing at the Tanque Verde Lutheran Church gym, 8625 E. Tanque Verde Road. Dances are 6:30-9 p.m. Thursdays through May 8. $4. 850-8057.
A one-mile dog walk and breakfast benefits the Tucson Police Department K-9 Unit and Tucson Police Foundation. Registration is at 7:30 a.m. and the walk starts at 8 a.m. at Brandi Fenton Memorial Park, 3482 E. River Road, Ramada A. Breakfast is included for registrants, or buy breakfast for $5. Register at tucsonpolicefoundation.org online. $20 for one dog walker with one dog; $10 per additional dog. 207-2878.
Tucson Philharmonia’s Spring Gala starts at 7 p.m. at the Catalina Foothills High School auditorium, 4300 E. Sunrise Drive. A youth orchestra will perform symphonic masterpieces including those by Bizet, Stravinsky and Williams. Featured soloist is Rebecca Shiao. $14; $7 seniors 60 and older and students. 623-1500.
The Nonfiction Book Club meets monthly at the Dusenberry-River Library, 5605 E. River Road. This month’s selection: “On the Map: A Mind-Expanding Exploration of the Way the World Looks” by Simon Garfield. 1:30-3 p.m. Free. 594-5345.