High School Musical: El Desafío (The Challenge) is a spin-off of the American film High School Musical for the Argentine market, based on the book Battle of the Bands. It began filming in February 2008 and it is the one Disney-branded feature film made in Latin America. The first was Una Pelicula de Huevos and the second is El Arca.The movie has a script created specifically for the cinema and an original plotline. Eight new songs have been produced exclusively for the movie. In addition to these songs, Alejandro Lerner also composed the main theme, which he performed, and which is played during the closing credits.