how many guest stars did the episode that was broadcasted 11september2012 have
CREATE TABLE table_30967 (
    "Episode" real,
    "Broadcast date" text,
    "Guest(s)" text,
    "Singer(s)" text,
    "Ratings" text
)
SELECT COUNT("Guest(s)") FROM table_30967 WHERE "Broadcast date" = '11September2012'
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 guest stars did the episode that was broadcasted 11september2012 have ### Input: CREATE TABLE table_30967 (
    "Episode" real,
    "Broadcast date" text,
    "Guest(s)" text,
    "Singer(s)" text,
    "Ratings" text
) ### Response: SELECT COUNT("Guest(s)") FROM table_30967 WHERE "Broadcast date" = '11September2012'