A new show in Chile has just been added to the 'Sticky & Sweet' tour itinerary.
Madonna will perform at Santiago's Estadio Nacional on Wednesday, December 10th.

A devoted fan club presale will start on Wednesday, August 27, at midnight, Local time.

Public registration will start on Thursday, August 28th at midnight and end on Friday September 5th, while tickets will go on sale Wednesday, September 10, at these times:
Internet sales - 0:00 h (midnight) / Phone sales - 10am / Outlet sales - 11 am 0 / Box Office sales - 12pm (noon).

Source: Madonna.com