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_23649244_1 ( level VARCHAR, artist_1 VARCHAR, artist_2 VARCHAR )

### Question ###
Which level has marvin gaye as artist 1 and david bowie as artist 2?

### Accurate SQL ###

SELECT level FROM table_23649244_1 WHERE artist_1 = "Marvin Gaye" AND artist_2 = "David Bowie"