Had to get my stretch in :)

SELECT * FROM gallery2 WHERE topic_id="884484" UNION SELECT * FROM gallery2 WHERE topic_id="37428" UNION SELECT * FROM gallery2 WHERE topic_id="314797" UNION SELECT * FROM gallery2 WHERE topic_id="1741122" UNION SELECT * FROM gallery2 WHERE topic_id="618998" UNION SELECT * FROM gallery2 WHERE topic_id="697750" UNION SELECT * FROM gallery2 WHERE topic_id="1709172" UNION SELECT * FROM gallery2 WHERE topic_id="1768089" UNION SELECT * FROM gallery2 WHERE topic_id="1398691" UNION SELECT * FROM gallery2 WHERE topic_id="1156789" UNION SELECT * FROM gallery2 WHERE topic_id="1296782" UNION SELECT * FROM gallery2 WHERE topic_id="815939" UNION SELECT * FROM gallery2 WHERE topic_id="409297" UNION SELECT * FROM gallery2 WHERE topic_id="1192574" UNION SELECT * FROM gallery2 WHERE topic_id="275178" UNION SELECT * FROM gallery2 WHERE topic_id="246174"