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_name_27 ( directed_by VARCHAR, original_air_date VARCHAR )

### Question ###
Which Directed by has an Original air date of april 29, 2000?

### Accurate SQL ###

SELECT directed_by FROM table_name_27 WHERE original_air_date = "april 29, 2000"