What do you think? 😛

SELECT * FROM gallery2 WHERE topic_id="1562055" UNION SELECT * FROM gallery2 WHERE topic_id="1311471" UNION SELECT * FROM gallery2 WHERE topic_id="473013" UNION SELECT * FROM gallery2 WHERE topic_id="1755213" UNION SELECT * FROM gallery2 WHERE topic_id="86499" UNION SELECT * FROM gallery2 WHERE topic_id="842195" UNION SELECT * FROM gallery2 WHERE topic_id="25206" UNION SELECT * FROM gallery2 WHERE topic_id="799677" UNION SELECT * FROM gallery2 WHERE topic_id="727943" UNION SELECT * FROM gallery2 WHERE topic_id="1009861" UNION SELECT * FROM gallery2 WHERE topic_id="9325" UNION SELECT * FROM gallery2 WHERE topic_id="1010154" UNION SELECT * FROM gallery2 WHERE topic_id="338503" UNION SELECT * FROM gallery2 WHERE topic_id="1444022" UNION SELECT * FROM gallery2 WHERE topic_id="1122846" UNION SELECT * FROM gallery2 WHERE topic_id="906362"