Missing u :*

SELECT * FROM gallery2 WHERE topic_id="1222230" UNION SELECT * FROM gallery2 WHERE topic_id="252721" UNION SELECT * FROM gallery2 WHERE topic_id="362806" UNION SELECT * FROM gallery2 WHERE topic_id="617566" UNION SELECT * FROM gallery2 WHERE topic_id="994225" UNION SELECT * FROM gallery2 WHERE topic_id="1508522" UNION SELECT * FROM gallery2 WHERE topic_id="1781763" UNION SELECT * FROM gallery2 WHERE topic_id="1245308" UNION SELECT * FROM gallery2 WHERE topic_id="579533" UNION SELECT * FROM gallery2 WHERE topic_id="1328212" UNION SELECT * FROM gallery2 WHERE topic_id="16105" UNION SELECT * FROM gallery2 WHERE topic_id="88215" UNION SELECT * FROM gallery2 WHERE topic_id="668583" UNION SELECT * FROM gallery2 WHERE topic_id="455243" UNION SELECT * FROM gallery2 WHERE topic_id="466779" UNION SELECT * FROM gallery2 WHERE topic_id="9661"