All acoustic everything: Before starting work on his second album, guitar guy Matt Hires?he of the thick and windswept bangs?is going out on a series with "pianist and beatboxer" Rachel Platten. He starts at Minneapolis' Bunkers (Oct. 25) and ends at the Orpheum in Tampa, Fla. (Nov. 9). His debut: Take Us to the Start (F-Stop/Atlantic) . . .

Wisconsin-bred/Brooklyn-based singer/songwriter Grace Weber will perform at the official French commemoration of 9/11 in Paris, marking the 10th anniversary of that catastrophic day. Weber then makes even more good by playing her soul-pop-gospel-jazzy set for the home crowd at Milwaukee's Turner Hall Ballroom (Sept. 26) . . .

"Traces of Duran Duran, and even the Cure" (InfectiousMagazine.com)?that's what critics keep saying about Edelweiss, a quartet of kids ages 15-17. The self-released EP is Pre-Columbians, and two of the band's three upcoming New York shows?Bowery Electric (Aug. 26) and Arlene's Grocery (Sept. 27) are 21-plus, Um. so, how? . . .

The Samsung AT&T Summer Krush series presents Lenny Kravitz at Terminal 5 on Aug. 31; Cee Lo Green at Orlando, Fla.'s Hard Rock Live on Sept. 7; and OneRepublic at Oakland, Calif.'s Fox Theater on Sept. 13 . . .

Trevor Hall's Everything Everytime Everywhere (Vanguard) came out last week and he's pounding pavement pretty much through Halloween in support. He's at Montreal's Club Soda on Sept. 6 and closes the swing in Flagstaff, Ariz., at the Green Room on Oct. 30. On some evenings, Matisyahu (Hasidic-reggae-rock-hip-hop) joins . . .

Not just another manic Monday: Susanna Hoffs and her Bangles are back with Sweetheart of the Sun (Model Music Group, Sept. 27) and are going out with everything (yet still somehow nothing at all) to prove. Philadelphia's Theater of Living Arts plays host Oct. 1 and?fittingly?Indianapolis' Egyptian Room on Oct. 10 . . .

Gym Class Heroes' fall tour starts Oct. 9 in Dallas at Prophet Bar. The Dirty Heads are in the wind with them, and Outasight just joined up. Everyone wants to be a billionaire!