Motown Sounds is the theme of this free event at the Walt Disney Concert Hall in which the audience is the chorus. Belt out your favorite tunes with your fellow Angelenos July 20. Singers of all levels are welcome, and song sheets are provided. Tickets are distributed at 6 p.m. on a first-come, first-served basis. 135 N. Grand Ave., L.A. 6:30-8 p.m. www.musiccenter.org/events.