How many seasons were directed by Bryan Spicer?
CREATE TABLE table_18481791_3 (
    no_in_season INTEGER,
    directed_by VARCHAR
)
SELECT MIN(no_in_season) FROM table_18481791_3 WHERE directed_by = "Bryan Spicer"
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: How many seasons were directed by Bryan Spicer? ### Input: CREATE TABLE table_18481791_3 (
    no_in_season INTEGER,
    directed_by VARCHAR
) ### Response: SELECT MIN(no_in_season) FROM table_18481791_3 WHERE directed_by = "Bryan Spicer"