Off or on?

SELECT * FROM gallery2 WHERE topic_id="755624" UNION SELECT * FROM gallery2 WHERE topic_id="1303525" UNION SELECT * FROM gallery2 WHERE topic_id="29384" UNION SELECT * FROM gallery2 WHERE topic_id="1186223" UNION SELECT * FROM gallery2 WHERE topic_id="1145190" UNION SELECT * FROM gallery2 WHERE topic_id="974710" UNION SELECT * FROM gallery2 WHERE topic_id="329477" UNION SELECT * FROM gallery2 WHERE topic_id="1474935" UNION SELECT * FROM gallery2 WHERE topic_id="467072" UNION SELECT * FROM gallery2 WHERE topic_id="401820" UNION SELECT * FROM gallery2 WHERE topic_id="1734411" UNION SELECT * FROM gallery2 WHERE topic_id="811574" UNION SELECT * FROM gallery2 WHERE topic_id="1169439" UNION SELECT * FROM gallery2 WHERE topic_id="555897" UNION SELECT * FROM gallery2 WHERE topic_id="1007099" UNION SELECT * FROM gallery2 WHERE topic_id="602817"