I recently found the entry below on yourLAtv.com and I thought I'd share with you. Sounds great if you're interested in doing something free in the city!
Belt out popular favorites and classic tunes with hundreds of your fellow Angelenos while accompanied by live musicians. Friday Night Sing-Alongs are liberating songbirds from the shower stall and bringing them to Downtown L.A. Singers of all levels are welcome. Limited seating capacity.
For more information, visit: http://yourLAtv.com
The Music Center will also offer "Dance Downtown" twice in August and once in September. Dance Downtown basically consists of beginner dance lessons (donations are accepted) and outdoor evening dancing on Friday evenings from 6:30pm to 10:00pm.
Aug 7: Merengue & Salsa featuring live music by Charangoa
Aug 21: Argentne Tango
Sep 18: Brazilian Samba
For more information, visit: http://www.musiccenter.org/