On sale
Tickets go on sale Saturday at 10 a.m. for a concert by Jason Mraz, Sept. 25 in Riverfront Park; $40, through Ticketmaster (800-745-3000, www.ticketmaster.com).
Tickets go on sale Monday at 10 a.m. for a concert by the Dave Brubeck Quartet, Sept. 15 at the Martin Woldson Theater at The Fox; $32-$62, through TicketsWest outlets (509-325-SEAT, 800-325-SEAT, www.ticketswest.com).