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_name_91 (first_aired VARCHAR, episode VARCHAR)
### Question:
What's the first aired date of the Animated Series episode?
### Answer:
SELECT first_aired FROM table_name_91 WHERE episode = "animated series"