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_21500850_1 (song_title VARCHAR, year VARCHAR)
### Question:
What is every song title for 2007?
### Answer:
SELECT song_title FROM table_21500850_1 WHERE year = 2007