"My relationship with Ali has changed a lot. I hold on a lot tighter to her than she does to me. She's so independent and sometimes I wish she wasn't."
- Bono, 2009
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.