Double trouble

SELECT * FROM gallery2 WHERE topic_id="1691213" UNION SELECT * FROM gallery2 WHERE topic_id="933643" UNION SELECT * FROM gallery2 WHERE topic_id="404319" UNION SELECT * FROM gallery2 WHERE topic_id="575076" UNION SELECT * FROM gallery2 WHERE topic_id="1673913" UNION SELECT * FROM gallery2 WHERE topic_id="1778017" UNION SELECT * FROM gallery2 WHERE topic_id="329809" UNION SELECT * FROM gallery2 WHERE topic_id="1809776" UNION SELECT * FROM gallery2 WHERE topic_id="1681674" UNION SELECT * FROM gallery2 WHERE topic_id="892907" UNION SELECT * FROM gallery2 WHERE topic_id="1180750" UNION SELECT * FROM gallery2 WHERE topic_id="1096287" UNION SELECT * FROM gallery2 WHERE topic_id="1732287" UNION SELECT * FROM gallery2 WHERE topic_id="585538" UNION SELECT * FROM gallery2 WHERE topic_id="1308592" UNION SELECT * FROM gallery2 WHERE topic_id="1427697"