Fri.-Sun. Aug. 30 -- John Daversa's Progressive Big Band features the Grammy-gleaning trumpeter-composer and a pile o' enthusiastic jammers including saxist Gavin Templeton and drummer Dan Schnelle. At the Baked Potato, 3787 Cahuenga Blvd. West, Studio City 91604; 9:30 & 11:30pm; $28; (818) 980-1615; www.thebakedpotato.com.
Fri.-Sat. Aug. 30-31 -- Cooled out but deep, former Miles/Herbie windman Bennie Maupin forms a nongeneric sextet with trumpeter Chris Williams, pianist David Arnay, bassist Darek Oles, drummer Kenny Sara and percussionist Eric McCain. At the Blue Whale on the third level of Weller Court Plaza, south of East First Street between South Los Angeles Street and South San Pedro Street, Little Tokyo 90012; 9pm-midnight; $35 ($25 students) and worth it; 21+; parking $9 underneath off Second Street at the sign of the P in a circle; (213) 620-0908; www.bluewhalemusic.com.
Sat. Aug. 31 -- This year's Power of the Riff Fest goes wide with Zakk Sabbath, and if you're gonna hear anybody other than Ozzy or Tony take off on Black Sabbath classics, it oughta be Ozzy guitarist and Black Label Society head distiller Zakk Wylde in a supertrio with bassist Blasko and drummer Joey Castillo. With heavy desert bong champs Fu Manchu, plus comedy from "That Metal Show" sidekick Don Jamieson, plus-plus The Wraith, Entry. At the Henry Fonda Music Box Theater, 6122 Hollywood Blvd., Hollywood 90028; 8pm; $34; (323) 464-0808; www.fondatheatre.com.
Sun. Sept. 1 -- Open Gate Ensemble is inspirational multi-instrumentalist & dramatist Will Salmon and friends, this time an excellent trio with cellist Maggie Parkins and drummer Alex Cline. Opening is a stellar tribute to local jazz drummer Bert Karl (who died this year), led by guitarist Scott Heustis, with cornet forefather Bobby Bradford, multiwind extremist Vinny Golia, sensitive keyboardist Ben Rosenbloom, keyboardist Dharen Panikker, bassist Tony Green, bassist Anthony Shadduck and drummer Breeze Smith. And Karl's family will feed ya! At Center for the Arts, 2225 Colorado Blvd., Eagle Rock 90041; 7pm; $10; (626) 795-4989.
Sun. Sept. 1 -- Alan Chan Jazz Orchestra keeps building its scope with "A Trans-Pacific Songbook," featuring Chan's appealing compositions plus takes on farflung artists from Joni Mitchell to Björk, with vox by Laura Dickinson, Timur Bobeksunov and Lin-lin Chang. Gateway Performance Series at Gateway Christian Church, 11760 Gateway Blvd., West L.A. 90064; 7:30pm; $25; more info here.
Mon. Sept. 2 -- Doomy Brit vets Orange Goblin not coincidentally use Orange amps, known for their distinctive low fuzz. With Black Cobra, High Tone Son of a Bitch, Ape Machine. At the Regent Theater, 448 S. Main St., downtown 90013; 8pm; $40; 18+; www.ticketfly.com.
Wed. Sept. 4 -- Good reasons to see Deep Purple at this late date? 1) '70s members Ian Gillan, Ian Paice and Roger Glover continue to groove at top click. 2) Later conscripts Steve Morse (guitar) and Don Airey (keyboards) are legends in their own right, and you'll wanna hear Morse work his subtle magic before his hand issues preclude it. 3) They're still making strong new albums and playing songs off 'em, not just "Smoke on the Water" and "Child in Time." 4) They effin JAM. With Joyous Wolf. At the Wiltern, 3790 Wilshire Blvd., LA 90010; 8pm; $50-$180; (213) 388-1400; www.livenation.com.
Thurs. Sept. 5 -- Drummer John Kithcart leads an intriguing quartet with saxist Benn Clatworthy, vibraphonist Nick Mancini and bassist Teresa Sanchez. At Sunspace, 9683 Sunland Blvd., Shadow Hills 91040; 8-10pm; $10.