Cross

SELECT * FROM gallery2 WHERE topic_id="949861" UNION SELECT * FROM gallery2 WHERE topic_id="1814301" UNION SELECT * FROM gallery2 WHERE topic_id="1496882" UNION SELECT * FROM gallery2 WHERE topic_id="1273716" UNION SELECT * FROM gallery2 WHERE topic_id="215237" UNION SELECT * FROM gallery2 WHERE topic_id="474071" UNION SELECT * FROM gallery2 WHERE topic_id="665603" UNION SELECT * FROM gallery2 WHERE topic_id="1383856" UNION SELECT * FROM gallery2 WHERE topic_id="883316" UNION SELECT * FROM gallery2 WHERE topic_id="785889" UNION SELECT * FROM gallery2 WHERE topic_id="1208452" UNION SELECT * FROM gallery2 WHERE topic_id="1619243" UNION SELECT * FROM gallery2 WHERE topic_id="1207997" UNION SELECT * FROM gallery2 WHERE topic_id="875972" UNION SELECT * FROM gallery2 WHERE topic_id="968032" UNION SELECT * FROM gallery2 WHERE topic_id="1615381"