The official Diamond Rio/country.com Online Charity Auction, benefiting the American Lung Association, begins today (Sept. 1). The month-long sale offers the chance to bid on a variety of exclusive Diamond Rio items including backstage passes and concert tickets, a nine-hole round of golf with lead singer Marty Roe and a 30-minute piano lesson with keyboardist Dan Truman. Collector's pieces like an autographed Epiphone guitar and autographed drum heads and sticks from drummer Brian Prout are also up for grabs. In addition, many CMT and country.com items are on the block. New lots will be added during the course of the month, so keep checking back to place your bids.