Campbell Petschke has seen concerts during 15 years.

Year   Concerts Seen  
2024 9 concerts
2023 29 concerts
2022 20 concerts
2021 6 concerts
2019 10 concerts
2018 8 concerts
2017 2 concerts
2016 6 concerts
2015 3 concerts
2014 4 concerts
2013 1 concert
2012 2 concerts
2010 1 concert
2009 2 concerts
2007 1 concert