To promote Pink Floyd's "The Wall:Immersion Box Set", just released today, USA Today has a special offer for Floyd fans.

Listen to a previously unreleased demo of 'Hey You', 'Another Brick In The Wall Part 2', 'Run Like Hell' and 'Comfortably Numbhere.

"The Wall:Immersion Box Set" is a six CD, one DVD look into the making of 'The Wall" that retails for $120.

Don't forget that Roger Waters brings 'The Wall' to the Joe Louis Arena in Detroit on June 5.