How many musical guests and songs were in episodes with a production code k0519?
CREATE TABLE table_11951237_2 (musical_guest_and_song VARCHAR, production_code VARCHAR)
SELECT COUNT(musical_guest_and_song) FROM table_11951237_2 WHERE production_code = "K0519"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_11951237_2 (musical_guest_and_song VARCHAR, production_code VARCHAR) Question: How many musical guests and songs were in episodes with a production code k0519? [/INST] SELECT COUNT(musical_guest_and_song) FROM table_11951237_2 WHERE production_code = "K0519" </s>