Hallie Heldwein has seen concerts during 11 years.

Year   Concerts Seen  
2025 1 concert
2024 3 concerts
2023 2 concerts
2022 1 concert
2019 1 concert
2018 4 concerts
2016 1 concert
2015 2 concerts
2012 2 concerts
2011 1 concert
2010 1 concert