Todd Jensen is a bassist who has played for various artists, including the bands Sequel, Hardline

Hardline (band)

Hardline is an American hard rock band. Originally formed in 1991 by brothers Johnny Gioeli and Joey Gioeli, the band consisted of 5 members, Johnny Gioeli, Joey Gioeli, Neal Schon, Todd Jensen and Deen Castronovo. The bands' most recent album release is the 2009 Leaving the End Open which featured...

, and Harlow

Harlow

Harlow is a new town and local government district in Essex, England. It is located in the west of the county and on the border with Hertfordshire, on the Stort Valley, The town is near the M11 motorway and forms part of the London commuter belt.The district has a current population of 78,889...

, as well as David Lee Roth

David Lee Roth

David Lee Roth is an American rock vocalist, songwriter, actor, author, and former radio personality. Roth was ranked nineteenth by Hit Parader on their list of the 100 Greatest Heavy Metal Singers of All Time....

, Ozzy Osbourne

Ozzy Osbourne

John Michael "Ozzy" Osbourne is an English vocalist, whose musical career has spanned over 40 years. Osbourne rose to prominence as lead singer of the pioneering English heavy metal band Black Sabbath, whose radically different, intentionally dark, harder sound helped spawn the heavy metal...

, Steve Perry

Steve Perry (musician)

Stephen Ray "Steve" Perry is an American singer and songwriter best known as the lead vocalist of the rock band Journey from 1977–1987 and 1995–1998. Perry had a successful solo career throughout the late 1980s and early '90s.Perry's voice has garnered acclaim from musical peers and music...

, Alice Cooper

Alice Cooper

Alice Cooper is an American rock singer, songwriter and musician whose career spans more than four decades...

, and Paul Rodgers

Paul Rodgers

Paul Bernard Rodgers is an English rock singer-songwriter, best known for his success in the 1970s as a member of Free and Bad Company. After stints in two less successful bands in the 1980s and early 1990s, The Firm and The Law, he became a solo artist. He has recently toured and recorded with...

.

Todd Jensen played with Ozzy Osbourne only very briefly, and was replaced by bassist Geezer Butler

Geezer Butler

Geezer Butler is an English musician and songwriter. Butler is best known as the bassist and lyricist of heavy metal band Black Sabbath. He was also involved in Heaven & Hell from 2006 to 2010.-Career:Butler formed his first band, Rare Breed, with old friend John "Ozzy" Osbourne in the autumn of...

. Officially, Geezer Butler is credited for all the bass on Ozzmosis

Ozzmosis

-Personnel:Musicians*Ozzy Osbourne – vocals*Zakk Wylde – guitar*Geezer Butler – bass*Deen Castronovo – drums*Rick Wakeman – keyboardsAdditional personnel*Michael Beinhorn – production, keyboards...

, though there have been claims that several uncredited musicians also played on the album, possibly including Todd Jensen.