Theory of a Deadman is a Canadian rock band formed in 2001 in Delta, British Columbia. The group consists of lead vocalist Tyler Connolly, bassist Dean Back, and drummer Joey Dandeneau. They are known for their post-grunge sound and have released several successful albums, including "Gasoline" and "Savages." Their music often explores themes of love, heartbreak, and personal struggles. The band gained popularity with hit singles like "Bad Girlfriend" and "Lowlife," which showcase their catchy melodies and relatable lyrics. Over the years, Theory of a Deadman has toured extensively and earned multiple award nominations, solidifying their place in the modern rock scene.