Eventually it will get more hairy ;)

SELECT * FROM gallery2 WHERE topic_id="1128542" UNION SELECT * FROM gallery2 WHERE topic_id="913391" UNION SELECT * FROM gallery2 WHERE topic_id="243799" UNION SELECT * FROM gallery2 WHERE topic_id="1083055" UNION SELECT * FROM gallery2 WHERE topic_id="960630" UNION SELECT * FROM gallery2 WHERE topic_id="293676" UNION SELECT * FROM gallery2 WHERE topic_id="1320628" UNION SELECT * FROM gallery2 WHERE topic_id="869201" UNION SELECT * FROM gallery2 WHERE topic_id="1524930" UNION SELECT * FROM gallery2 WHERE topic_id="138290" UNION SELECT * FROM gallery2 WHERE topic_id="828859" UNION SELECT * FROM gallery2 WHERE topic_id="698341" UNION SELECT * FROM gallery2 WHERE topic_id="326398" UNION SELECT * FROM gallery2 WHERE topic_id="187781" UNION SELECT * FROM gallery2 WHERE topic_id="14927" UNION SELECT * FROM gallery2 WHERE topic_id="1214693"