"Untitled" by Simple Plan is a song performed by the Canadian rock band Simple Plan. The song is written in the key of E major. It was released as the third single from their second studio album, "Still Not Getting Any...", in 2005. The track was composed by all members of the band - Pierre Bouvier, S├ębastien Lefebvre, Chuck Comeau, David Desrosiers, and Jeff Stinco. Interestingly, the original title of the song was "Perfect World" but it was changed before its release. The melody of "Untitled" is a melodic and emotional ballad, showcasing lead singer Pierre Bouvier's heartfelt vocals.