"I hope we learn a lot on this tour. I hope we learn the weaknesses and the strengths of what we've done, to enable us to stretch ourselves the next time round."
- Adam Clayton ahead of The Joshua Tree tour
did you know
Many musicians have been influenced by the work of U2. There are several cover versions of U2 songs by bands such as Pet Shop Boys, Pearl Jam and The Chimes, and musicians such as Cassandra Wilson, Joe Cocker and Johnny Cash.