The Clasp by JEthro tull Overview Tag Appears on 20 Years Of Jethro Tull 20 Years of Jethro Tull CD3 20 Years Of Jethro Tull CD3 Th 20 Years of Jethro Tull - Disc 3 20 Years of Jethro Tull Disc 3 20 Years Of Jethro Tull (Disc 3 of 3) The Essential Tull 20 Years of Jethro Tull (disc 3: The Essential Tull) 20 Years Of Jethro Tull Disc 3 - The Essential Tull 20 Years Of Jethro Tull The Defenitive Collection 20 Years: The Essential Tull Playcount Listeners