"Somewhere Over the Rainbow" is a classic song from the 1939 film The Wizard of Oz. It was composed by Harold Arlen with lyrics by E.Y. Harburg. The song is performed by the character Dorothy, played by Judy Garland, as she dreams of a better place beyond her troubles. The song expresses a longing for hope and a brighter future, symbolized by a magical land beyond the rainbow. It has become an iconic piece of American music, covered by many artists and featured in various films and shows, resonating with themes of dreams and aspirations.