What week #(s featured sara bareilles as the original artist?
CREATE TABLE table_21501564_1 (
    week__number VARCHAR,
    original_artist VARCHAR
)
SELECT week__number FROM table_21501564_1 WHERE original_artist = "Sara Bareilles"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What week #(s featured sara bareilles as the original artist? ### Input: CREATE TABLE table_21501564_1 (
    week__number VARCHAR,
    original_artist VARCHAR
) ### Response: SELECT week__number FROM table_21501564_1 WHERE original_artist = "Sara Bareilles"