Thoughts

SELECT * FROM gallery2 WHERE topic_id="8474" UNION SELECT * FROM gallery2 WHERE topic_id="957198" UNION SELECT * FROM gallery2 WHERE topic_id="380494" UNION SELECT * FROM gallery2 WHERE topic_id="303318" UNION SELECT * FROM gallery2 WHERE topic_id="508672" UNION SELECT * FROM gallery2 WHERE topic_id="775000" UNION SELECT * FROM gallery2 WHERE topic_id="1064300" UNION SELECT * FROM gallery2 WHERE topic_id="997846" UNION SELECT * FROM gallery2 WHERE topic_id="544683" UNION SELECT * FROM gallery2 WHERE topic_id="1137607" UNION SELECT * FROM gallery2 WHERE topic_id="1379900" UNION SELECT * FROM gallery2 WHERE topic_id="873049" UNION SELECT * FROM gallery2 WHERE topic_id="1350348" UNION SELECT * FROM gallery2 WHERE topic_id="415476" UNION SELECT * FROM gallery2 WHERE topic_id="1627083" UNION SELECT * FROM gallery2 WHERE topic_id="533413"