"Rick Rubin has a larger looming presence on this album than his 'thank you' deserves. He asked 'Why can't more people cover U2 songs?' And it's because, with all the great sounds and arrangements, you can forget that there isn't a song there."
- Bono on Rubin's influence on Songs of Innocence
Bono's The Fly character wore a suit just like Elvis Presley wore in his 1968 TV comeback special. Like Elvis, Bono dyed his brown hair black.