 The promotional tour begun in September 2007 , after some concerts in the United Kingdom during the summer , and lasted until Fall 2008 . While the back @-@ up band compiled for the In Your Honor tour - guitarist Pat Smear , keyboardist Rami Jaffe , violinist Jessy Greene , and percussionist Drew Hester - remained to perform complex songs such as " Come Alive " , a few tracks had more stripped @-@ down arrangements . 
