Perfecto

SELECT * FROM gallery2 WHERE topic_id="13162" UNION SELECT * FROM gallery2 WHERE topic_id="1141598" UNION SELECT * FROM gallery2 WHERE topic_id="1672500" UNION SELECT * FROM gallery2 WHERE topic_id="1822374" UNION SELECT * FROM gallery2 WHERE topic_id="1241363" UNION SELECT * FROM gallery2 WHERE topic_id="960439" UNION SELECT * FROM gallery2 WHERE topic_id="1053195" UNION SELECT * FROM gallery2 WHERE topic_id="767905" UNION SELECT * FROM gallery2 WHERE topic_id="1479739" UNION SELECT * FROM gallery2 WHERE topic_id="1672112" UNION SELECT * FROM gallery2 WHERE topic_id="871476" UNION SELECT * FROM gallery2 WHERE topic_id="1331238" UNION SELECT * FROM gallery2 WHERE topic_id="32601" UNION SELECT * FROM gallery2 WHERE topic_id="1028953" UNION SELECT * FROM gallery2 WHERE topic_id="1250226" UNION SELECT * FROM gallery2 WHERE topic_id="275450"