SayWeCanFly. 6 p.m. Sunday, with Wind in Sails, Casey Bolles and Sounds Like Harmony. Studio@Waiting Room, 334 Delaware Ave. waitingroombuffalo.com. $13-$15.
Seiya Ueno. 3 p.m. Sunday. Part of the Buffalo Chamber Music Society. Kleinhans Music Hall, 3 Symphony Circle. 883-3560. kleinhansbuffalo.org
A Little Night Music. 2 p.m. Sunday. Presented by Irish Classical Theatre Company. Irish Classical Theatre Company, 625 Main St. 853-1380. irishclassical.com. $45.
Annie Get Your Gun. 2 p.m. Sunday. Presented by the Niagara Regional Theatre Guild. Ellicott Creek Playhouse, 530 Ellicott Creek Road, Tonawanda. niagaratheatre.com. $15-$18.
Buyer & Cellar. 7 p.m. Sunday. Presented by Buffalo United Artists.. Main Street Cabaret, 672 Main St. 886-9239. buffalobua.org.
Carrie, the Musicial. 7p.m. Sunday. Presented by American Repertory Theatre of Western New York. Medaille College Auditorium, 18 Agassiz Circle. 634-1102. artofwny.org.
For Heaven’s Sake. 2 p.m. Sunday. Presented by 710 Main Theatre. 710 Main Theatre, 710 Main St. 847-0820. sheas.org/710main.
How I Got Over. 4 p.m. Sunday. Presented by Paul Robeson Theatre. Paul Robeson Theatre, 350 Masten Ave. 884-2013. aaccbuffalo.org.
In the Heights. 2 p.m. Sunday. Presented by MusicalFare Theatre. MusicalFare Theatre, 4380 Main St., Amherst. 839-8540. musicalfare.com. $16-$41.
King o’ the Moon: Over the Tavern Part 2. 2 p.m. Sunday. Presented by Kavinoky Theatre. Kavinoky Theatre, at D’Youville College, 320 Porter Ave., 829-7668. kavinokytheatre.org.
Monty Python’s Spamalot. 2:30 p.m. Sunday. Presented by Lancaster Opera House. Lancaster Opera House, 21 Central Ave., Lancaster. 683-1776. lancopera.org. $28-$30.
Slaughterhouse Five. 2 p.m. Sunday. Presented by Subversive Theatre production. The Manny Fried Playhouse, 255 Great Arrow Ave. 408-0499. subversivetheatre.org. $20-$25.
Speed of Light. 2 p.m. Sunday. Presented by Road Less Traveled Productions. Road Less Traveled Productions, 500 Pearl St. 629-3069. roadlesstraveledproductions.org. $17-$35.
Ten Days to Happiness. 2:30 p.m. Sunday. Presented by O’Connell and Company. Park School of Buffalo, 4625 Harlem Road, Snyder. 848-0800 or oconnellandcompany.com.