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_15187735_17 ( series_ep VARCHAR, segment_a VARCHAR )

### Question ###
are rolled wafers in many episodes

### Accurate SQL ###

SELECT series_ep FROM table_15187735_17 WHERE segment_a = "Rolled Wafers"