Just showing you everything you can play with ;)

SELECT * FROM gallery2 WHERE topic_id="1484585" UNION SELECT * FROM gallery2 WHERE topic_id="823301" UNION SELECT * FROM gallery2 WHERE topic_id="190991" UNION SELECT * FROM gallery2 WHERE topic_id="1231056" UNION SELECT * FROM gallery2 WHERE topic_id="1627078" UNION SELECT * FROM gallery2 WHERE topic_id="985918" UNION SELECT * FROM gallery2 WHERE topic_id="1472531" UNION SELECT * FROM gallery2 WHERE topic_id="1177977" UNION SELECT * FROM gallery2 WHERE topic_id="682895" UNION SELECT * FROM gallery2 WHERE topic_id="720234" UNION SELECT * FROM gallery2 WHERE topic_id="1096725" UNION SELECT * FROM gallery2 WHERE topic_id="47575" UNION SELECT * FROM gallery2 WHERE topic_id="805256" UNION SELECT * FROM gallery2 WHERE topic_id="278115" UNION SELECT * FROM gallery2 WHERE topic_id="1454119" UNION SELECT * FROM gallery2 WHERE topic_id="1454738"