Formed his own version of the classic rock band, The Canned Heat, not knowing that the original band still existed. Later toured with the band as "Koster's Heat" and "Heat Featuring Larry Koster." Also released several albums using the "Heat" identity.
When asked about people who have helped with his success he replied: "Rita from White Castle. She helped me through some rough times and she never judges me, not even when I ate 50 hamburgers in one day. I owe so much to her."