Blizzard has announced the sale dates for BlizzCon 2011 tickets on their official blog today. The first day will be Saturday, May 21st at 10AM PDT with a second round of ticket sales taking place on Wednesday, May 25th at 7PM PDT on Blizzard's official site. Tickets will cost $175 USD each, with tickets to the BlizzCon Benefit Dinner coming in at $500 (proceeds will benefit the Children's Hospital of Orange County).