Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_1687 ( "Episode" text, "First broadcast" text, "Graemes guest" text, "Jeremys guest" text, "Votes (%)" text )

### Question ###
what is the name of the graemest guest of episode 1x03

### Accurate SQL ###

SELECT "Graemes guest" FROM table_1687 WHERE "Episode" = '1x03'