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_191105_3 (music_by VARCHAR, episode_title VARCHAR)

### Question ###
When interplanet janet is the episode title who is the music by?

### Accurate SQL ###

SELECT music_by FROM table_191105_3 WHERE episode_title = "Interplanet Janet"