Who were the 3rd couple that were viewed by 4.89 million viewers?
CREATE TABLE table_25664518_4 (
    viewers__millions_ VARCHAR
)
SELECT 3 AS rd_couple FROM table_25664518_4 WHERE viewers__millions_ = "4.89"
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: Who were the 3rd couple that were viewed by 4.89 million viewers? ### Input: CREATE TABLE table_25664518_4 (
    viewers__millions_ VARCHAR
) ### Response: SELECT 3 AS rd_couple FROM table_25664518_4 WHERE viewers__millions_ = "4.89"