Thoughts

SELECT * FROM gallery2 WHERE topic_id="1580771" UNION SELECT * FROM gallery2 WHERE topic_id="259418" UNION SELECT * FROM gallery2 WHERE topic_id="340714" UNION SELECT * FROM gallery2 WHERE topic_id="34030" UNION SELECT * FROM gallery2 WHERE topic_id="1750355" UNION SELECT * FROM gallery2 WHERE topic_id="1231682" UNION SELECT * FROM gallery2 WHERE topic_id="1594525" UNION SELECT * FROM gallery2 WHERE topic_id="1411478" UNION SELECT * FROM gallery2 WHERE topic_id="392625" UNION SELECT * FROM gallery2 WHERE topic_id="833461" UNION SELECT * FROM gallery2 WHERE topic_id="1214227" UNION SELECT * FROM gallery2 WHERE topic_id="721558" UNION SELECT * FROM gallery2 WHERE topic_id="1746917" UNION SELECT * FROM gallery2 WHERE topic_id="1435803" UNION SELECT * FROM gallery2 WHERE topic_id="1290290" UNION SELECT * FROM gallery2 WHERE topic_id="289746"