Mackenzie Henderson has seen concerts during 12 years.

Year   Concerts Seen  
2022 13 concerts
2021 8 concerts
2020 1 concert
2019 5 concerts
2017 1 concert
2016 2 concerts
2015 5 concerts
2014 2 concerts
2013 2 concerts
2012 1 concert
2010 1 concert
2008 1 concert