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_14562722_2 ( episodes INTEGER, region_4 VARCHAR )

### Question ###
Name the most epiosdes when region 4 is march 13, 2008

### Accurate SQL ###

SELECT MAX(episodes) FROM table_14562722_2 WHERE region_4 = "March 13, 2008"