When You are Gone

When You're Gone by Avril Lavigne is a song in the key of F major. It was released in 2007 as the second single from her third studio album, "The Best Damn Thing." The song was written by Avril Lavigne and Butch Walker. It focuses on the feeling of missing someone and the emptiness that comes when they are not around. A notable fact about the song is that it was dedicated to Avril's grandfather who passed away during the recording of the album. The melody is a blend of pop and rock elements, with Lavigne's powerful vocals and emotional delivery shining throughout the track.