This song was created by Scottish artist Donovan in 1968. Donovan wrote this song in Rishikesh, India while studying transcendental meditation with the legendary Beatles. George Harrison, lead guitarist of the Beatles, wrote a verse for this song but it was not included in the recording because singles at the time typically did not exceed 3 minutes. Here is a link for more information about this interesting song. Also, here is a link to an awesome live version of the song.