Videos » the happiest days of our lives

Former Pink Floyd visionary Roger Waters recently took to the stage on The Late Show With Stephen Colbert to perform a medley of songs from Pink Floyd's 1979 masterpiece 'The Wall'. Included in the medley are “The Happiest Days of Our Lives,” “Another Brick in the Wall, Pt. 2,” and “Another Brick in the Wall, Pt. 3.”