 What date did season 12 premiere? 
CREATE TABLE table_2655016_4 (original_air_date VARCHAR, season__number VARCHAR)
SELECT original_air_date FROM table_2655016_4 WHERE season__number = 12
### Context: CREATE TABLE table_2655016_4 (original_air_date VARCHAR, season__number VARCHAR) ### Question:  What date did season 12 premiere?  ### Answer: SELECT original_air_date FROM table_2655016_4 WHERE season__number = 12