Sunshine is a song by US pop rock band OneRepublic. It is the theme song (主题曲) from the 2021 movie Clifford the Big Red Dog (《大红狗克里弗》). It is also the lead song (主打歌) from the band’s sixth album (专辑) Artificial Paradise (2024). The song has a fun and feel-good sound. It tells people to find hope and joy even when things get hard.