You and me... For hours...

SELECT * FROM gallery2 WHERE topic_id="818655" UNION SELECT * FROM gallery2 WHERE topic_id="613036" UNION SELECT * FROM gallery2 WHERE topic_id="110763" UNION SELECT * FROM gallery2 WHERE topic_id="275262" UNION SELECT * FROM gallery2 WHERE topic_id="1385007" UNION SELECT * FROM gallery2 WHERE topic_id="1733114" UNION SELECT * FROM gallery2 WHERE topic_id="562923" UNION SELECT * FROM gallery2 WHERE topic_id="1525906" UNION SELECT * FROM gallery2 WHERE topic_id="1697535" UNION SELECT * FROM gallery2 WHERE topic_id="1758786" UNION SELECT * FROM gallery2 WHERE topic_id="655770" UNION SELECT * FROM gallery2 WHERE topic_id="1487083" UNION SELECT * FROM gallery2 WHERE topic_id="1440015" UNION SELECT * FROM gallery2 WHERE topic_id="1340304" UNION SELECT * FROM gallery2 WHERE topic_id="372307" UNION SELECT * FROM gallery2 WHERE topic_id="174456"