Brian Osborn has seen concerts during 24 years.

Year   Concerts Seen  
2024 7 concerts
2023 17 concerts
2022 11 concerts
2021 1 concert
2019 14 concerts
2018 22 concerts
2017 15 concerts
2016 20 concerts
2015 8 concerts
2014 10 concerts
2013 8 concerts
2012 2 concerts
2011 2 concerts
2010 1 concert
2009 3 concerts
2008 1 concert
2006 1 concert
2002 1 concert
2001 1 concert
2000 1 concert
1997 2 concerts
1993 2 concerts
1990 1 concert
1987 2 concerts