Microsoft�s new MP3 company, Zune, have announced a string of high profile free shows across the US.

The shows coincide with the launch of the musical project and take place at six different markets in US cities.

Queens of the Stone Age, Red Hot Chili Peppers and The Secret Machines are amongst the acts confirmed.

The shows all take place today (November 13), at divergent times during the day.

The line up looks like this:

New York Union Square � Queens of the Stone Age (9pm)
Los Angeles Circuit City � Red Hot Chili Peppers (8pm)
Atlanta venue TBC � T.I (3.30pm)
Chicago Michigan Avenue � Lupe Fiasco (4.45pm)
Miami venue TBC � Morgan Heritage Band & Richie Spice (5.30pm)
Seattle West Lake Plaza � The Secret Machines (11.50am)