Credits
- Black Label Society
- Pride and Glory
- 2009
- Banjo
- Black Label Society
- Pride and Glory
- 2009
- Guitar, Harmonica, Mandolin, Vocals (Background), Vocals, Piano
- Black Label Society
- Skullage
- 2009
- Bass, Guitar, Producer
- Black Label Society
- Skullage (Clean)
- 2009
- Guitar, Bass
- Black Label Society
- Skullage
- 2009
- Vocals
- Black Label Society
- Skullage (Clean)
- 2009
- Producer
- Black Label Society
- Skullage (DVD/CD)
- 2009
- Bass, Producer
- Black Label Society
- Kings of Damnation: Era 1998-2004 (Bonus CD)
- 2009
- Vocals, Piano, Guitar, Group Member, Executive Producer, Artwork
- Black Label Society
- Skullage (DVD/CD)
- 2009
- Vocals, Guitar
- Black Label Society
- Skullage (Clean)
- 2009
- Vocals
- Various Artists
- Rock Heroes, Vol. 2: Metal Edition
- 2009
- Producer
- Derek Sherinian
- Molecular Heinosity
- 2009
- Guitar, Vocals
- Ozzy Osbourne
- No More Tears/Diary of a Madman
- 2008
- Guitar
- Fozzy
- All That Remains Reloaded (CD/DVD)
- 2008
- Performer, Soloist
- Ozzy Osbourne
- Black Rain (Tour Edition)
- 2007
- Guitar, Keyboards
- Ozzy Osbourne
- Black Rain
- 2007
- Guitar, Keyboards
- Black Label Society
- Shot to Hell
- 2006
- Artwork, Bass, Group Member, Guitar, Concept, Piano, Vocals, Producer
- Derek Sherinian
- Blood of the Snake
- 2006
- Guitar
- Zakk Wylde
- European Invasion
- 2006
- Art Conception, Group Member, Guitar
- Carmine Appice
- Ultimate Guitar Zeus
- 2006
- Soloist, Guitar
- Zakk Wylde
- European Invasion
- 2006
- Vocals
- Various Artists
- MTV2 Headbanger's Ball: The Revenge
- 2006
- Producer
- Black Label Society
- Kings of Damnation: Era 1998-2004
- 2005
- Artwork, Executive Producer, Guitar, Vocals, Piano
- Various Artists
- Welcome to the Nightmare: An All-Star Salute to Alice Cooper
- 2005
- Guitar
- Ozzy Osbourne
- Prince of Darkness
- 2005
- Guitar, Soloist
- Black Label Society
- Mafia
- 2005
- Artwork, Bass, Executive Producer, Box, Guitar, Mini Moog, Talk Box, Voice Box, Vocals, Piano, Guitar (Acoustic), Group Member
- Fozzy
- All That Remains
- 2005
- Performer
- Derek Sherinian
- Mythology (Inside Out)
- 2004
- Guitar
- Various Artists
- MTV2 Headbangers Ball, Vol. 2
- 2004
- Mixing, Producer
- Black Sabbath
- Black Box: The Complete Original Black Sabbath 1970-1978
- 2004
- Liner Notes
- Black Label Society
- Hangover Music, Vol. VI
- 2004
- Art Conception, Bass, Executive Producer, Producer, Vocals, Piano, Mixing, Guitar
- Damageplan
- New Found Power (Clean)
- 2004
- Guitar
- Damageplan
- New Found Power
- 2004
- Guitar, Vocals
- Damageplan
- New Found Power (Clean)
- 2004
- Vocals
- Damageplan
- New Found Power
- 2004
- Guest Appearance
- Zakk Wylde
- Boozed, Broozed & Broken-Boned
- 2003
- Main Performer
- Derek Sherinian
- Black Utopia (Japan Bonus Track)
- 2003
- Guitar
- Derek Sherinian
- Black Utopia
- 2003
- Guitar
- Black Label Society
- Blessed Hellride
- 2003
- Guitar, Mixing, Executive Producer, Bass, Piano, Vocals
- Carmine Appice
- Guitar Zeus, Vol. 2: Channel Mind Radio (Locomotive)
- 2003
- Guest Appearance, Guitar, Soloist
- Ozzy Osbourne
- Live at Budokan
- 2002
- Guitar
- Ozzy Osbourne
- Live at Budokan (Clean)
- 2002
- Guitar
- Ozzy Osbourne
- Ozzmosis (Bonus Tracks)
- 2002
- Guitar
- Ozzy Osbourne
- Ozzman Cometh: Greatest Hits
- 2002
- Guitar
- Ozzy Osbourne
- No Rest for the Wicked (Bonus Tracks)
- 2002
- Guitar
- Ozzy Osbourne
- No More Tears (Bonus Tracks)
- 2002
- Guitar
- Black Label Society
- 1919 Eternal
- 2002
- Art Conception, Art Direction, Bass, Design, Vocals, Main Performer, Guitar, Executive Producer
- Ozzy Osbourne
- Down to Earth (Limited Edition)
- 2001
- Guitar
- Ozzy Osbourne
- Down to Earth
- 2001
- Guitar
- Movie Soundtrack
- Rock Star
- 2001
- Guitar
- Ozzy Osbourne
- Ultimate Sin/No Rest for the Wicked
- 2001
- Guitar
- Various Artists
- Essential Metal Masters
- 2001
- Guitar
- Derek Sherinian
- Rhapsody in Black
- 2001
- Guitar
- Movie Soundtrack
- Frezno Smooth
- 2001
- Mixing, Producer
- Black Label Society
- Alcohol Fueled Brewtality Live!!
- 2001
- Art Direction, Design, Producer, Mixing
- Derek Sherinian
- Inertia
- 2001
- Guitar, Guitar (Acoustic)
- Randy Coven
- Best of Randy Coven
- 2000
- Soloist, Vocals
- Zakk Wylde
- Stronger Than Death
- 2000
- Main Performer, Mastering, Producer, Mixing
- Black Label Society
- Stronger Than Death
- 2000
- Mastering, Mixing, Producer
- Various Artists
- Rock: Train Kept a Rollin'
- 1999
- Guitar
- Zakk Wylde
- Book of Shadows (Bonus CD)
- 1999
- Artwork, Bass, Cover Art Concept, Guitar (Electric), Guitar (Bass), Guitar (Acoustic), Harmonica, Main Performer, Vocals, Vocals (Background), Piano, Keyboards
- Zakk Wylde
- Sonic Brew
- 1999
- Main Performer
- Various Artists
- Humanary Stew?: A Tribute to Alice Cooper
- 1999
- Guitar
- Zakk Wylde
- Book of Shadows (Bonus Track)
- 1999
- Artwork, Cover Art Concept, Guitar (Bass), Harmonica
- Black Label Society
- Sonic Brew
- 1999
- Producer, Mixing, Design, Art Conception
- Zakk Wylde
- Book of Shadows (Bonus Track)
- 1999
- Vocals (Background), Vocals, Piano, Main Performer, Keyboards, Guitar (Electric), Guitar (Acoustic), Bass
- Various Artists
- Merry Axemas, Vol. 2: More Guitars for Christmas
- 1998
- ?, Guitar (Acoustic), Guitar (Classical), Producer, Performer, Mixing
- Ozzy Osbourne
- Ozzman Cometh: Greatest Hits (Bonus CD)
- 1997
- Guitar
- Black Sabbath
- Under Wheels of Confusion: 1970-1987
- 1996
- Guitar
- Zakk Wylde
- Book of Shadows
- 1996
- Artwork, Bass, Cover Art Concept, Guitar (Acoustic), Keyboards, Piano, Vocals (Background), Vocals, Main Performer, Harmonica, Guitar (Electric), Guitar (Bass)
- Ozzy Osbourne
- Ozzmosis
- 1995
- Guitar
- Pride & Glory
- Pride & Glory
- 1994
- Banjo, Guitar, Harmonica, Mandolin, Vocals (Background), Vocals, Piano, Mandola
- Ozzy Osbourne
- Live & Loud
- 1993
- Guitar
- Various Artists
- Guitars That Rule the World
- 1992
- Guitar, Performer
- CPR
- Coven/Pitrelli/Reilly
- 1992
- ?, Vocals
- L.A. Blues Authority
- L.A. Blues Authority
- 1992
- Guitar
- Ozzy Osbourne
- Mama I'm Coming Home (US CD)
- 1992
- Guitar
- L.A. Blues Authority
- L.A. Blues Authority
- 1992
- Vocals, Performer
- Ozzy Osbourne
- No More Tears
- 1991
- Guitar
- Britny Fox
- Bite Down Hard
- 1991
- Group Member
- Ozzy Osbourne
- Just Say Ozzy
- 1990
- ?
- Ozzy Osbourne
- No Rest for the Wicked
- 1989
- Guitar


























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