What more can be said about Led Zeppelin's densely iconic sixth studio album, 'Physical Graffiti', that hasn't already been said? Apparently quite a bit. Returning guest Corey duBrowa takes us to rock school as we unpack this multi-platinum hard rock mammoth of a double-record.

Songs discussed in this episode: Kashmir (Live at Olympia, Paris, France - July 1995) - Jeff Buckley; Sons Of Freedom - Robert Plant & Jimmy Page; Thurston Hearts The Who - Bikini Kill; Custard Pie, The Song Remains The Same (Live at MSG, 1973) - Led Zeppelin; Got Enough Love - Detective; When The Levee Breaks - Led Zeppelin; Custard Pie Blues - Sonny Terry & Brownie McGhee; Drop Down Mama - Sleepy John Estes; The Rover - Led Zeppelin; Wicked Annabella - The Kinks; In My Time Of Dying - Led Zeppelin; Jesus Make Up My Dying Bed - Blind Willie Johnson; In My Time Of Dyin' - Bob Dylan; In My Time Of Dying (Rehearsal, 1974), Houses Of The Holy, Rock and Roll (Live at MSG, 1973), Trampled Under Foot - Led Zeppelin; Terraplane Blues - Robert Johnson; Superstition - Stevie Wonder; Kashmir - Led Zeppelin; Nightswimming - R.E.M.; In The Light, Bron-Yr-Aur - Led Zeppelin; Embryonic Journey - Jefferson Airplane; Down By The Seaside - Led Zeppelin; Down By The River - Neil Young; Misty Mountain Hop, Ten Years Gone, Night Flight, The Wanton Song, Immigrant Song - Led Zeppelin; Brother Louie - Stories; Boogie With Stu - Led Zeppelin; Ooh! My Head - Ritchie Valens; Black Country Woman, Sick Again - Led Zeppelin; The Groover - T. Rex; Warsaw - Joy Division; Custard Pie - Helmet with David Yow