Billlangdon has seen concerts during 16 years.

Year   Concerts Seen  
2022 1 concert
2017 1 concert
1987 1 concert
1984 1 concert
1981 4 concerts
1979 2 concerts
1978 2 concerts
1977 2 concerts
1976 3 concerts
1975 5 concerts
1974 4 concerts
1973 12 concerts
1972 9 concerts
1971 10 concerts
1970 4 concerts
1969 1 concert