CREATE TABLE table_11111116_8 (written_by VARCHAR, us_viewers__million_ VARCHAR)
SELECT written_by FROM table_11111116_8 WHERE us_viewers__million_ = "2.12"
ใครเป็นคนเขียนตอนที่มีผู้ชม 2.12 ล้านคน?
Who wrote the episodes that were viewed by 2.12 million viewers?