Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_24247 ( "No. in series" real, "No. in season" real, "Title" text, "Directed by" text, "Written by" text, "Original air date" text, "Survivor count" real )

### Question ###
When did series number 65 originally air?

### Accurate SQL ###

SELECT "Original air date" FROM table_24247 WHERE "No. in series" = '65'