"A few days after the album [Songs of Innocence] was finished, I thought Iris shouldn't be part of the album. Even though the song is a beautiful tune and everything, I just thought it was going a bit far and it's not very punk rock, singing about your mother."
did you know
During the ZooTV Tour U2 introduced a new stage concept called the B-stage. It allows for more intimate and stripped-down performances of songs, later used by Aerosmith, Bon Jovi and Coldplay amongst others.