High Quality Content by WIKIPEDIA articles! "Keep Holding On" is a pop rock power ballad song recorded by Avril Lavigne and is the theme song for the film Eragon (2006). It also appears as the last track on Lavigne`s third album, The Best Damn Thing which was released on April 17, 2007. Lavigne has described the rest of the album as being upbeat and heavy in comparison to "Keep Holding On". Originally, a different version was to be included, but the original version made it instead. The song received heavy airplay in Australia but it was not officially released there.