Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_12175755_1 (theme VARCHAR, song_choice VARCHAR)
### Question:
What is the song choice when the theme is not aired?
### Answer:
SELECT theme FROM table_12175755_1 WHERE song_choice = "Not Aired"