On Sunday, families can choose from a wide range of theatrical and musical offerings in the city of Girona. The concert is scheduled at the Auditori (6 pm). Play!The performance, by the duo Ual·la!, uses voices, rhythm, and objects such as balls and plastic bags. It will take place at the Municipal Theatre (11 a.m. and 4 p.m.). WaveLaura Alcalá Freudenthal and LaSúbita present a small-format, visual, and poetic show that uses play to tell a story. At La Planeta (12 pm and 6 pm), the show Heads, by Pocacosa Teatre, tells an old Catalan fable about a dragon.