L.A. previews September 6-12: Wayne Kramer/Billy Bragg, Roy Hargrove, Miroslav Tadic, Kenny Burrell, Dvořák/Prokofiev.

Fri. Sept. 6 -- Jail Guitar Doors (a charity rehabilitating prisoners through musical instruments) raises funds behind the guitars of its co-founders, MC5 axman Wayne Kramer and political folkster Billy Bragg, plus supporters Jackson Browne, Tom Morello (Rage Against the Machine), Dave Alvin, Jill Sobule, Jason Heath, Franc Foster, host Jay Mohr and those damn "surprise guests." At the John Anson Ford Amphitheater, 2180 Cahuenga Blvd. East, Hollywood 90068; 8:30pm; $30-$50; www.fordtheatres.org.

Fri.-Sun. Sept. 6-8 -- Trad-rooted adult lion Roy Hargrove brings his trumpet and a few era-hopping surprises. At Catalina Bar & Grill, 6725 Sunset Blvd., Hollywood 90028; 8:30 & 10:30pm; $22-$35; (323) 466-2210; www.catalinajazzclub.com.

Sat. Sept. 7 -- Here's a whale of an acoustic world-music trio: Miroslav Tadic, Michael Manring & Christopher Garcia, representing farflung fusionistical universes from Serbia to California. At Alva’s Show Room, 1417 W. Eighth St., San Pedro 90732; 8pm; $20; www.alvasshowroom.com; (800) 403-3447, reservations suggested.

Mon. Sept. 9 -- Kenny Burrell's L.A. Jazz Orchestra Unlimited collect the proto-guitarist's seasoned friends for postbop excursions the first Monday of every month for a while; mark yer slate. At Catalina Bar & Grill, 6725 Sunset Blvd., Hollywood 90028; 8:30pm; $20; (323) 466-2210; www.catalinajazzclub.com.

Thurs. Sept. 12 -- Pan-Slavism returns with Dvořák's Sixth Symphony, Prokofiev's sweaty Third Piano Concerto (Simon Trpčeski at the 88) and folkmyth stuff from Smetana. Feel the passion with Czech conductor Jakub Hrůša, making his L.A. Phil debut. At the Hollywood Bowl, 2301 Highland Ave., Hollywood 90068; 8pm; $12-$115; (323) 850-2000; www.hollywoodbowl.com.

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Read Don Heckman’s jazz picks here and MoshKing's metal listings here. Read John Payne's plutonic Bluefat.com here.