Could use some help with this. M4F

SELECT * FROM gallery2 WHERE topic_id="17649" UNION SELECT * FROM gallery2 WHERE topic_id="1421036" UNION SELECT * FROM gallery2 WHERE topic_id="1185529" UNION SELECT * FROM gallery2 WHERE topic_id="1085573" UNION SELECT * FROM gallery2 WHERE topic_id="397852" UNION SELECT * FROM gallery2 WHERE topic_id="1500824" UNION SELECT * FROM gallery2 WHERE topic_id="1400143" UNION SELECT * FROM gallery2 WHERE topic_id="1660066" UNION SELECT * FROM gallery2 WHERE topic_id="1413553" UNION SELECT * FROM gallery2 WHERE topic_id="743148" UNION SELECT * FROM gallery2 WHERE topic_id="616706" UNION SELECT * FROM gallery2 WHERE topic_id="1137246" UNION SELECT * FROM gallery2 WHERE topic_id="101583" UNION SELECT * FROM gallery2 WHERE topic_id="459173" UNION SELECT * FROM gallery2 WHERE topic_id="1752776" UNION SELECT * FROM gallery2 WHERE topic_id="1013129"