"Sun Is Up" is a song by Romanian recording artist Inna from her second studio album, I Am the Club Rocker. In the United Kingdom, the song will serve as Inna's fifth single to be taken from her debut album, Hot. The song was written and produced by Play & Win and was officially sent to Romanian radio stations on June 29, 2010. It became a smash hit in her home country as it reached number two on the Romanian Top 100, surpassing the chart achievements of her debut single "Hot".
