I need some help ;)

SELECT * FROM gallery2 WHERE topic_id="1358312" UNION SELECT * FROM gallery2 WHERE topic_id="731763" UNION SELECT * FROM gallery2 WHERE topic_id="844533" UNION SELECT * FROM gallery2 WHERE topic_id="1777350" UNION SELECT * FROM gallery2 WHERE topic_id="1807058" UNION SELECT * FROM gallery2 WHERE topic_id="1358573" UNION SELECT * FROM gallery2 WHERE topic_id="1298097" UNION SELECT * FROM gallery2 WHERE topic_id="1324754" UNION SELECT * FROM gallery2 WHERE topic_id="1390871" UNION SELECT * FROM gallery2 WHERE topic_id="561963" UNION SELECT * FROM gallery2 WHERE topic_id="1080065" UNION SELECT * FROM gallery2 WHERE topic_id="405181" UNION SELECT * FROM gallery2 WHERE topic_id="1743694" UNION SELECT * FROM gallery2 WHERE topic_id="1374063" UNION SELECT * FROM gallery2 WHERE topic_id="240684" UNION SELECT * FROM gallery2 WHERE topic_id="390737"