Musicians spent several years as struggling writers and producers in the U.S . They were often forced to work for low wages, which is why they left their home countries. `` [ With our experience , ] we 're hashing it out , and The group 's self-titled debut came out in August 2008 in Britain . This year , the band has been the opening act for U2 and Paul McCartney .
Musicians spent several years as struggling writers and producers in the U.S . They were often forced to work for low wages, which is why they left their home countries. The group 's self-titled debut came out in August 2008 in Britain . This year , the band has been the opening act for U2 and Paul McCartney .