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_21501564_1 (week__number VARCHAR, original_artist VARCHAR)
### Question:
What week #(s featured sara bareilles as the original artist?
### Answer:
SELECT week__number FROM table_21501564_1 WHERE original_artist = "Sara Bareilles"