What date did the show air when Rhod Gilbert was the headliner?
CREATE TABLE table_23122988_1 (airdate VARCHAR, headliner VARCHAR)
SELECT airdate FROM table_23122988_1 WHERE headliner = "Rhod Gilbert"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_23122988_1 (airdate VARCHAR, headliner VARCHAR) Question: What date did the show air when Rhod Gilbert was the headliner? [/INST] SELECT airdate FROM table_23122988_1 WHERE headliner = "Rhod Gilbert" </s>