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_66358 ( "Title" text, "Series" text, "Director" text, "Production Number" real, "Release date" text, "reissue?" text )

### Question ###
What is the production number for Bell Hoppy in the MM Series?

### Accurate SQL ###

SELECT COUNT("Production Number") FROM table_66358 WHERE "Series" = 'mm' AND "Title" = 'bell hoppy'