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_30705 ( "Track no." real, "Track" text, "Original Artist" text, "Soloist(s)" text, "Vocal Percussionist" text, "Arranger(s)" text )

### Question ###
Who was the vocal percussionist when stevie wonder was the original artist?

### Accurate SQL ###

SELECT "Vocal Percussionist" FROM table_30705 WHERE "Original Artist" = 'Stevie Wonder'