-Nearly 40 years after Yes keyboard player Rick Wakeman played on 1973's Sabbath Bloody Sabbath, Rick's son Adam worked with Ozzy on 'Scream' in 2010
-Ozzy's guitarist Gus G. was born in Greece as Kostas Karamitroudis
-Metallica bass player Robert Trujillo worked with Ozzy in 1991 on The Infectious Grooves' song 'Therapy' and in 2001 on 'Down to Earth'
-A year after Steve Vai worked with Ozzy, he recruited Joe Holmes, formerly of David Lee Roth's band and Lizzy Borden when Zakk Wylde took too long considering his option to join Guns N' Roses
-In 1994, Ozzy hired Steve Vai. Their work resulted in 'Ozzmosis' 'My Little Man' and 'Dyin' Day'. from Vai's solo 1996 album Fire Garden
-Ozzy lent vocals to the song 'Led Clones' from Northern Irish rocker Gary Moore
-There's a mysterious message on "Bloodbath in Paradise", where Ozzy says "Your mother sells whelks in Hull", a line from The Exorcist
-Ozzy and Madonna lent vocals to the same song: "Shake Your Head (Let's Go to Bed) by Was (Not Was)
-On the song "Speak of the Devil", Ozzy makes a dedication to the late guitarist Randy Rhoads
-On the album Diary of a Madman, the strange runes read "The Ozzy Osbourne Band"
-Don Airey, keyboard player for Rainbow, Deep Purple, etc played the signature introduction to 'Mr. Crowley'
-When Randy joined Ozzy, he wasn't a big Black Sabbath fan. He took his inspiration from the glam rock scene, like Mick Ronson, the guitarist for David Bowie's "Ziggy Stardust"era band The Spiders
-Randy Rhoads got the job of guitar with Ozzy with help from future Slaughter bass player Dana Strum
-It surprises all that when Ozzy left Black Sabbath to pursue a solo career that it was Sharon Arden who recommended using Ronnie James Dio
-1978 marks where Ozzy's solo career really started