Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_19860361_3 (yogi_bear VARCHAR, air_date VARCHAR)

### Question ###
What is the Yogi Bear that aired on 1959.12.21?

### Accurate SQL ###

SELECT yogi_bear FROM table_19860361_3 WHERE air_date = "1959.12.21"