Five for Fighting is the stage name of American singer-songwriter John Ondrasik. Known for his piano-based rock and pop sound, Ondrasik gained significant recognition in the early 2000s with hits like "Superman (It's Not Easy)" and "100 Years," which are marked by their emotive lyrics and melodic tunes. Ondrasik's music, often characterized by its introspective themes and the use of traditional rock instruments, has had a significant impact on the adult contemporary genre. His work has been influential for its ability to resonate with a broad audience, making him a notable figure in contemporary American music.