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_27616663_1 (order__number VARCHAR, theme VARCHAR)

### Question ###
What was the order # of the theme Male Singers?

### Accurate SQL ###

SELECT order__number FROM table_27616663_1 WHERE theme = "Male Singers"