Nice and smooth

SELECT * FROM gallery2 WHERE topic_id="1557334" UNION SELECT * FROM gallery2 WHERE topic_id="90543" UNION SELECT * FROM gallery2 WHERE topic_id="66855" UNION SELECT * FROM gallery2 WHERE topic_id="1472091" UNION SELECT * FROM gallery2 WHERE topic_id="209333" UNION SELECT * FROM gallery2 WHERE topic_id="245444" UNION SELECT * FROM gallery2 WHERE topic_id="395618" UNION SELECT * FROM gallery2 WHERE topic_id="604613" UNION SELECT * FROM gallery2 WHERE topic_id="1709466" UNION SELECT * FROM gallery2 WHERE topic_id="125335" UNION SELECT * FROM gallery2 WHERE topic_id="1612153" UNION SELECT * FROM gallery2 WHERE topic_id="667524" UNION SELECT * FROM gallery2 WHERE topic_id="1722855" UNION SELECT * FROM gallery2 WHERE topic_id="1202114" UNION SELECT * FROM gallery2 WHERE topic_id="124212" UNION SELECT * FROM gallery2 WHERE topic_id="1324841"