Zack Roberts has seen concerts during 12 years.

Year   Concerts Seen  
2024 1 concert
2023 10 concerts
2022 6 concerts
2021 3 concerts
2019 1 concert
2018 1 concert
2017 4 concerts
2016 3 concerts
2014 1 concert
2013 2 concerts
2012 3 concerts
2011 2 concerts