I Don't Know performed by Ozzy Osbourne
- From the release Blizzard of Ozz (Album)
- Total Plays 1164 times by Ozzy Osbourne
- 1299 times by 52 artists
- First Played in Concert September 3, 1980 at Norbreck Castle Hotel, Blackpool, England
- Most Recently Played December 31, 2018 at Ozzfest 2018
Years
| 1 | 1981 | |
| 2 | 1982 | |
| 3 | 1989 | |
| 4 | 1984 | |
| 5 | 2007 | |
| 6 | 1986 | |
| 7 | 1983 | |
| 8 | 1996 | |
| 9 | 1992 | |
| 10 | 2002 | |
| 11 | 2010 | |
| 12 | 2011 | |
| 13 | 2018 | |
| 14 | 1988 | |
| 15 | 1980 | |
| 16 | 2003 | |
| 17 | 1995 | |
| 18 | 1998 | |
| 19 | 1997 | |
| 2008 | ||
| 21 | 2000 | |
| 22 | 2001 | |
| 23 | 1991 | |
| 24 | 2012 | |
| 25 | 2006 | |
| 26 | 2017 | |
| 27 | 2015 | |
| 28 | 1985 | |
| 2009 | ||
| 2014 | ||
| 31 | 1987 |
Plays by Other Artists
- Ozzy Bloody Bastard 25 times
- Tracii Guns 13 times
- Talisman 10 times
- Gus G. 9 times
- Big Noize 4 times
- Metal Allegiance 4 times
- Ozz - A Tribute to Ozzy 4 times
- Gunzo 3 times
- Mainline 3 times
- Tim “Ripper” Owens 3 times
- Slash 3 times
- Jeff Scott Soto 3 times
- Steel Panther 3 times
- Tripping Daisy 3 times
- Sebastian Bach 2 times
- Camp Freddy 2 times
- Frank Hannon 2 times
- Stone Vengeance 2 times
- The Land of Ozz 2 times
- Twisted Sister 2 times
- Various Artists 2 times
- White Pony 2 times
- Absolva 1 time
- Allegiance of Rock 1 time
- Beltane 1 time
- Blizzard of Ozz 1 time
- Blizzard of Ozzy 1 time
- Blizzard of Us 1 time
- Brad Gillis 1 time
- Green Day 1 time
- Hellfueled 1 time
- Iron Mullet 1 time
- Jag Panzer 1 time
- Jose and the Wastemen 1 time
- Living Loud 1 time
- Robert Mason 1 time
- Metal Shop 1 time
- Midnite Sun 1 time
- Mr. Crowley 1 time
- Vince Neil 1 time
- No Outlet 1 time
- Panic Fire 1 time
- Pantera 1 time
- Paulie Z 1 time
- Romantic Rebel 1 time
- Royal Machines 1 time
- Rudy Sarzo 1 time
- Snake Oil 1 time
- White Lion 1 time
- Wicked Smile 1 time
- Zakk Wylde 1 time
