The Aynsley Dunbar Retaliation was a late-60s British blues-rock band led by drummer Aynsley Dunbar after his stints in John Mayall & the Bluesbreakers and the Jeff Beck Group. Dunbar (who wrote the song "Warning", covered by Black Sabbath on their debut album) led The Aynsley Dunbar Retaliation through a number of albums. Dunbar was later the drummer for Frank Zappa's Mothers of Invention, featuring on albums such as Waka/Jawaka, and The Grand Wazoo, as well as the film 200 Motels. Read more on Last.fm