Clockwise from upper left: Vancouver Sleep Clinic, Ghost Of A Saber Tooth Tiger, Sylvan Esso, High As A Kite, Perfume Genius Courtesy of the artists hide caption

itoggle caption Courtesy of the artists

Sean Lennon in the studio, during production of the Alter Egos soundtrack. Jordan Galland/Courtesy of the artist hide caption

itoggle caption Jordan Galland/Courtesy of the artist

Greg Saunier (left) and Sean Lennon of the band Mystical Weapons. Courtesy of the artist hide caption

itoggle caption Courtesy of the artist

Sean Lennon and Charlotte Kemp Muhl record and perform together as The Ghost of a Saber Tooth Tiger. courtesy of the artist hide caption

itoggle caption courtesy of the artist