"I Had Too Much to Dream (Last Night)" is a song by the American rock band The Electric Prunes, released in 1966. The track features a blend of psychedelic rock and pop elements, characterized by its dreamy lyrics and catchy melody. It became a significant hit, reaching the top of the charts and contributing to the band's popularity during the 1960s. The song's lyrics explore themes of dreams and the emotional impact of love and longing. Its innovative sound, including the use of reverb and fuzz guitar, helped define the psychedelic rock genre, influencing many artists in the years that followed.