Brittney Mattis has seen concerts during 13 years.

Year   Concerts Seen  
2024 5 concerts
2023 6 concerts
2022 7 concerts
2021 2 concerts
2020 1 concert
2019 6 concerts
2018 5 concerts
2017 2 concerts
2014 4 concerts
2013 2 concerts
2012 1 concert
2010 1 concert
2009 1 concert