Double trouble

SELECT * FROM gallery2 WHERE topic_id="1679510" UNION SELECT * FROM gallery2 WHERE topic_id="1776878" UNION SELECT * FROM gallery2 WHERE topic_id="448392" UNION SELECT * FROM gallery2 WHERE topic_id="1656347" UNION SELECT * FROM gallery2 WHERE topic_id="971495" UNION SELECT * FROM gallery2 WHERE topic_id="203777" UNION SELECT * FROM gallery2 WHERE topic_id="1473594" UNION SELECT * FROM gallery2 WHERE topic_id="756218" UNION SELECT * FROM gallery2 WHERE topic_id="1816189" UNION SELECT * FROM gallery2 WHERE topic_id="58237" UNION SELECT * FROM gallery2 WHERE topic_id="1725122" UNION SELECT * FROM gallery2 WHERE topic_id="1265958" UNION SELECT * FROM gallery2 WHERE topic_id="1432078" UNION SELECT * FROM gallery2 WHERE topic_id="17799" UNION SELECT * FROM gallery2 WHERE topic_id="1194266" UNION SELECT * FROM gallery2 WHERE topic_id="848388"