Posted on Mon Dec 13, 2010 07:42 AM PDT
In fact, he has no idea who the 16-year-old pop phenom is! Check out his hilarious interview clip above, where the metal god was being interviewed by Blink 182's Mark Hoppus...
Ozzy Osbourne Says He's Been Sober For 44 Days, Isn't Divorcing Wife Sharon - Apr 16, 2013
Ozzy And Sharon Osbourne Hit Seven Psychopaths Black Carpet Hand In Hand - Oct 02, 2012
Sharon and Ozzy Osbourne rent out lavish Los Angeles mansion for $50,000 a month - Aug 10, 2012
The Osbournes Sell Malibu House For $7.9 Million - Apr 24, 2012
The Osbourne Fam Attend Screening Of God Bless Ozzy Osbourne - Aug 23, 2011