Billflip has seen concerts during 14 years.

Year   Concerts Seen  
2015 2 concerts
2013 3 concerts
2012 1 concert
2011 1 concert
2009 1 concert
2008 2 concerts
2006 1 concert
2005 2 concerts
2004 1 concert
2002 1 concert
2001 1 concert
1999 1 concert
1995 1 concert
1991 1 concert