Question: It was this day in Rock History in 2005, these guys had the top-grossing tour of 2005, according to Billboard. More than three million people watched their sell-out 90-date tour which grossed $260 million dollars.  Who was it?

Answer: It was U2! The Vertigo tour outperformed The Eagles, Neil Diamond, Paul McCartney, Rod Stewart, Elton John and Green Day.