We are happy to announce that a new city has just been added to the 'Sticky & Sweet' Tour itinerary! Madonna will perform at the Dubenhof Festival Site in Zurich on August 20. If you are an Icon member, please note that the devoted fan club presale will start on Tuesday, May 20 at 10am Local Time, while the public sale is set to start on Friday, May 23 at 8am.