Kassie has seen concerts during 13 years.

Year   Concerts Seen  
2023 7 concerts
2022 20 concerts
2021 8 concerts
2019 17 concerts
2018 21 concerts
2017 27 concerts
2016 33 concerts
2015 24 concerts
2014 18 concerts
2013 6 concerts
2012 1 concert
2011 1 concert
2010 1 concert