Glen has seen concerts during 23 years.

Year  
Concerts Seen  
2025 2 concerts
2024 2 concerts
2023 3 concerts
2022 2 concerts
2021 3 concerts
2020 1 concert
2019 5 concerts
2018 1 concert
2017 4 concerts
2007 1 concert
2005 1 concert
2003 1 concert
2002 2 concerts
2001 3 concerts
2000 2 concerts
1999 3 concerts
1998 1 concert
1997 3 concerts
1996 1 concert
1995 3 concerts
1994 3 concerts
1993 3 concerts
1991 2 concerts