The Secret Machines will play a free show at 11:50 AM (PST) today at Seattles Westlake Plaza. The groups secret performance is part of a promotion for Microsofts new portable music device/store Zune (which will be released publicly tomorrow). A number of other artists will perform free shows throughout the country today as part of Zunes release party including Queens Of The Stone Age (New York), Red Hot Chili Peppers (Los Angles), and the Morgan Heritage Band (Miami), among others. The Secret Machines will perform in Buenos Aires Wednesday.