CREATE TABLE table_1687 ("Episode" CLOB, "First broadcast" CLOB, "Graemes guest" CLOB, "Jeremys guest" CLOB, "Votes  ( % ) " CLOB)

what is the name of the graemest guest of episode 1x03
SELECT "Graemes guest" FROM table_1687 WHERE "Episode" = '1x03'
SELECT "Graemes guest" FROM "table_1687" WHERE "Episode" = '1x03'