Heaven Knows by THE GRASS ROOTS Overview Tag Appears on 20th Century Masters - The Millennium Collection: The Best of the Grass Roots All Time Greatest Hits Anthology: 1965-1975 (Disc 2) Anthology: 1965-1975 [Disc 2] Drew’s Famous Presents Rock Hits Of The 60's & 70's L.A. Gemstones: The Pop Box (Disc 5) The Best Of The Grass Roots The Grass Roots The Grass Roots All Time Greatest Hits Playcount 2 Listeners 2