Double trouble

SELECT * FROM gallery2 WHERE topic_id="1273349" UNION SELECT * FROM gallery2 WHERE topic_id="1825023" UNION SELECT * FROM gallery2 WHERE topic_id="1256159" UNION SELECT * FROM gallery2 WHERE topic_id="1267860" UNION SELECT * FROM gallery2 WHERE topic_id="1647035" UNION SELECT * FROM gallery2 WHERE topic_id="646048" UNION SELECT * FROM gallery2 WHERE topic_id="848479" UNION SELECT * FROM gallery2 WHERE topic_id="1172937" UNION SELECT * FROM gallery2 WHERE topic_id="661271" UNION SELECT * FROM gallery2 WHERE topic_id="141029" UNION SELECT * FROM gallery2 WHERE topic_id="282479" UNION SELECT * FROM gallery2 WHERE topic_id="1201228" UNION SELECT * FROM gallery2 WHERE topic_id="310124" UNION SELECT * FROM gallery2 WHERE topic_id="1623841" UNION SELECT * FROM gallery2 WHERE topic_id="1755144" UNION SELECT * FROM gallery2 WHERE topic_id="163868"