Tight

SELECT * FROM gallery2 WHERE topic_id="1809484" UNION SELECT * FROM gallery2 WHERE topic_id="1607488" UNION SELECT * FROM gallery2 WHERE topic_id="1095933" UNION SELECT * FROM gallery2 WHERE topic_id="330780" UNION SELECT * FROM gallery2 WHERE topic_id="299496" UNION SELECT * FROM gallery2 WHERE topic_id="1424283" UNION SELECT * FROM gallery2 WHERE topic_id="753608" UNION SELECT * FROM gallery2 WHERE topic_id="153508" UNION SELECT * FROM gallery2 WHERE topic_id="547143" UNION SELECT * FROM gallery2 WHERE topic_id="1474051" UNION SELECT * FROM gallery2 WHERE topic_id="686109" UNION SELECT * FROM gallery2 WHERE topic_id="780204" UNION SELECT * FROM gallery2 WHERE topic_id="1139269" UNION SELECT * FROM gallery2 WHERE topic_id="1375264" UNION SELECT * FROM gallery2 WHERE topic_id="764594" UNION SELECT * FROM gallery2 WHERE topic_id="533763"