http://www.xorbia.com/tickets/aliveexpo/

enter promo code: comcast -they’ll email you the ticket.

There is a $3 off parking coupon too
http://www.aliveexpo.com/pdf/consumer_parking_coupon_atl09.pdf

May 15-17, 2009
Saturday: 10:00am - 7:00pm
Sunday: 11:00am - 6:00pm

Georgia World Congress Center
Hall C1
285 Andrew Young International Blvd., NW
Atlanta, Georgia 30313-1591