Name who directed the episode that was viewed by 4.22 million
CREATE TABLE table_1889 (
    "No. in series" real,
    "Title" text,
    "Directed by" text,
    "Written by" text,
    "Original air date" text,
    "Production code" text,
    "U.S. viewers (million)" text
)
SELECT "Directed by" FROM table_1889 WHERE "U.S. viewers (million)" = '4.22'
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: Name who directed the episode that was viewed by 4.22 million ### Input: CREATE TABLE table_1889 (
    "No. in series" real,
    "Title" text,
    "Directed by" text,
    "Written by" text,
    "Original air date" text,
    "Production code" text,
    "U.S. viewers (million)" text
) ### Response: SELECT "Directed by" FROM table_1889 WHERE "U.S. viewers (million)" = '4.22'