CREATE TABLE table_2818164_8 (no_in_series VARCHAR, directed_by VARCHAR)

the episode directed by art dielhenn was what number in the series?
SELECT no_in_series FROM table_2818164_8 WHERE directed_by = "Art Dielhenn"
SELECT "no_in_series" FROM "table_2818164_8" WHERE "Art Dielhenn" = "directed_by"