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_28026156_1 ( rank__week_ VARCHAR, written_by VARCHAR )

### Question ###
How many episodes were written by seth hoffman, russel friend & garrett lerner?

### Accurate SQL ###

SELECT COUNT(rank__week_) FROM table_28026156_1 WHERE written_by = "Seth Hoffman, Russel Friend & Garrett Lerner"