Wingspan hosts an evening of music, dancing, decorations and refreshments from 8 p.m. to midnight, Saturday, May 21. $15. Guests are encouraged to dress to express their unique personalities and identities. Prom photos are free. Tickets are available from 11 a.m. to 5 p.m., Monday through Friday, at Wingspan, 430 E. Seventh St., or online via wingspan.org.