Stacked

SELECT * FROM gallery2 WHERE topic_id="1582104" UNION SELECT * FROM gallery2 WHERE topic_id="1496185" UNION SELECT * FROM gallery2 WHERE topic_id="303303" UNION SELECT * FROM gallery2 WHERE topic_id="1450186" UNION SELECT * FROM gallery2 WHERE topic_id="1787445" UNION SELECT * FROM gallery2 WHERE topic_id="959460" UNION SELECT * FROM gallery2 WHERE topic_id="916768" UNION SELECT * FROM gallery2 WHERE topic_id="1046270" UNION SELECT * FROM gallery2 WHERE topic_id="1772662" UNION SELECT * FROM gallery2 WHERE topic_id="686372" UNION SELECT * FROM gallery2 WHERE topic_id="722890" UNION SELECT * FROM gallery2 WHERE topic_id="700516" UNION SELECT * FROM gallery2 WHERE topic_id="974105" UNION SELECT * FROM gallery2 WHERE topic_id="1193383" UNION SELECT * FROM gallery2 WHERE topic_id="1612722" UNION SELECT * FROM gallery2 WHERE topic_id="1381246"