Roots of Brett Dennen

Guster is an American alternative rock band formed in Somerville, Massachusetts. Founding members Adam Gardner, Ryan Miller, and Brian Rosenworcel began practice sessions while attending Tufts University and formed the band in 1991. The members met during the freshman Wilderness Orientation program in August of that year, playing publicly together as a trio two months later at the Midnight Cafe coffee house in the common area of the Lewis Hall dormitory. While attending Tufts, the band lived at 139 College Avenue in Somerville.

Animal Liberation Orchestra is a California rock band currently signed to Jack Johnson's Brushfire Records label. They have released seven full-length albums for Brushfire, as well as a number of prior independent releases including a film soundtrack. ALO consists of Zach Gill (Keys/Vocals), Steve Adams (Bass/Vocals), Dan "Lebo" Lebowitz (Guitar/Vocals) and Ezra Lipp (Drums/Vocals).

Yusuf Islam, commonly known by his stage names Cat Stevens or Yusuf/Cat Stevens, is a British singer-songwriter and musician. He has sold more than 100 million records and has more than two billion streams. His musical career has explored folk, rock, pop, and, later in his career, Islamic music. Following two decades in which he performed only music which met strict religious standards, he returned to making secular music in 2006. He was inducted into the Rock and Roll Hall of Fame in 2014. He has received two honorary doctorates and awards for promoting peace as well as other humanitarian awards.