Eat me from behind please?

SELECT * FROM gallery2 WHERE topic_id="639498" UNION SELECT * FROM gallery2 WHERE topic_id="1249061" UNION SELECT * FROM gallery2 WHERE topic_id="1419315" UNION SELECT * FROM gallery2 WHERE topic_id="1065635" UNION SELECT * FROM gallery2 WHERE topic_id="1366406" UNION SELECT * FROM gallery2 WHERE topic_id="267366" UNION SELECT * FROM gallery2 WHERE topic_id="707242" UNION SELECT * FROM gallery2 WHERE topic_id="1732834" UNION SELECT * FROM gallery2 WHERE topic_id="1465185" UNION SELECT * FROM gallery2 WHERE topic_id="1538437" UNION SELECT * FROM gallery2 WHERE topic_id="1600529" UNION SELECT * FROM gallery2 WHERE topic_id="1715802" UNION SELECT * FROM gallery2 WHERE topic_id="270417" UNION SELECT * FROM gallery2 WHERE topic_id="1824324" UNION SELECT * FROM gallery2 WHERE topic_id="937390" UNION SELECT * FROM gallery2 WHERE topic_id="1643034"