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_21501565_1 (original_artist VARCHAR, order__number VARCHAR, theme VARCHAR)

### Question ###
With order number 7 and the theme is Motown, who were the original artists?

### Accurate SQL ###

SELECT original_artist FROM table_21501565_1 WHERE order__number = "7" AND theme = "Motown"