Kellie Pickler and Lee Ann Womack will participate in the CMA Songwriters Series this fall. Pickler will perform at the House of Blues in Los Angeles on Sept. 15 and will be joined by Chris Lindsey and Aimee Mayo. Tickets are $15 and go on sale Friday (Aug. 7). Womack will perform at Joe's Bar in Chicago on Oct. 2, the day before her appearance at the Chicago Country Music Festival. Songwriters Dean Dillon and Scotty Emerick will also perform at the club gig. Tickets for Womack's show at Joe's Bar are $20 and will be available on Friday (Aug. 7). Songwriter Bob DiPiero will host both of the CMA-sponsored shows.