Stacked

SELECT * FROM gallery2 WHERE topic_id="259445" UNION SELECT * FROM gallery2 WHERE topic_id="1606080" UNION SELECT * FROM gallery2 WHERE topic_id="1487898" UNION SELECT * FROM gallery2 WHERE topic_id="1112782" UNION SELECT * FROM gallery2 WHERE topic_id="1084497" UNION SELECT * FROM gallery2 WHERE topic_id="1532730" UNION SELECT * FROM gallery2 WHERE topic_id="594660" UNION SELECT * FROM gallery2 WHERE topic_id="1676549" UNION SELECT * FROM gallery2 WHERE topic_id="265342" UNION SELECT * FROM gallery2 WHERE topic_id="114030" UNION SELECT * FROM gallery2 WHERE topic_id="795471" UNION SELECT * FROM gallery2 WHERE topic_id="476991" UNION SELECT * FROM gallery2 WHERE topic_id="868751" UNION SELECT * FROM gallery2 WHERE topic_id="226191" UNION SELECT * FROM gallery2 WHERE topic_id="244217" UNION SELECT * FROM gallery2 WHERE topic_id="1680544"