In 2009 , Sullivan opened for Buddy Guy on his East Coast tour during the summer , played his own set at the popular summer music festival Lollapalooza , as well as the Austin City Limits Festival in October . In 2009 , Sullivan opened for Buddy Guy on his East Coast tour during the summer , played his own set at the popular summer music festival Lollapalooza , as well as the Austin City Limits Festival in October . .