A2blue has seen concerts during 23 years.

Year   Concerts Seen  
2023 1 concert
2021 1 concert
2017 2 concerts
2016 1 concert
2015 1 concert
2014 1 concert
2013 1 concert
2012 1 concert
2011 2 concerts
2010 2 concerts
2009 1 concert
2008 1 concert
2007 2 concerts
2006 1 concert
2005 3 concerts
2004 2 concerts
2002 1 concert
2001 2 concerts
1991 2 concerts
1987 1 concert
1985 1 concert
1984 2 concerts
1983 1 concert