I think it needs a few good licks

SELECT * FROM gallery2 WHERE topic_id="84973" UNION SELECT * FROM gallery2 WHERE topic_id="1386475" UNION SELECT * FROM gallery2 WHERE topic_id="396623" UNION SELECT * FROM gallery2 WHERE topic_id="530209" UNION SELECT * FROM gallery2 WHERE topic_id="1388990" UNION SELECT * FROM gallery2 WHERE topic_id="1389403" UNION SELECT * FROM gallery2 WHERE topic_id="1037375" UNION SELECT * FROM gallery2 WHERE topic_id="1528563" UNION SELECT * FROM gallery2 WHERE topic_id="1583368" UNION SELECT * FROM gallery2 WHERE topic_id="1337674" UNION SELECT * FROM gallery2 WHERE topic_id="1219344" UNION SELECT * FROM gallery2 WHERE topic_id="176017" UNION SELECT * FROM gallery2 WHERE topic_id="792909" UNION SELECT * FROM gallery2 WHERE topic_id="141794" UNION SELECT * FROM gallery2 WHERE topic_id="820639" UNION SELECT * FROM gallery2 WHERE topic_id="45604"