Thickish

SELECT * FROM gallery2 WHERE topic_id="1730668" UNION SELECT * FROM gallery2 WHERE topic_id="1604033" UNION SELECT * FROM gallery2 WHERE topic_id="1041552" UNION SELECT * FROM gallery2 WHERE topic_id="1388909" UNION SELECT * FROM gallery2 WHERE topic_id="134087" UNION SELECT * FROM gallery2 WHERE topic_id="533072" UNION SELECT * FROM gallery2 WHERE topic_id="1608589" UNION SELECT * FROM gallery2 WHERE topic_id="291401" UNION SELECT * FROM gallery2 WHERE topic_id="627943" UNION SELECT * FROM gallery2 WHERE topic_id="784465" UNION SELECT * FROM gallery2 WHERE topic_id="611551" UNION SELECT * FROM gallery2 WHERE topic_id="1764385" UNION SELECT * FROM gallery2 WHERE topic_id="1616769" UNION SELECT * FROM gallery2 WHERE topic_id="406524" UNION SELECT * FROM gallery2 WHERE topic_id="371545" UNION SELECT * FROM gallery2 WHERE topic_id="1782162"