"The song was really where I was at, at the time. That was one of the lower points of my spiritual faith, I would have to say. The 'wake up dead man' phrase was borrowed from a chain-gang song. I came up with first verse and chorus. Bono wrote the rest."
- The Edge on Wake Up Dead Man
did you know
The lyric "3:33 when the numbers fell off the clock face" from Unknown Caller is a reference to the Bible verse Jeremiah 33:3. Bono refers to it as "God's phone number".