Eat me from behind please

SELECT * FROM gallery2 WHERE topic_id="1578120" UNION SELECT * FROM gallery2 WHERE topic_id="807645" UNION SELECT * FROM gallery2 WHERE topic_id="778283" UNION SELECT * FROM gallery2 WHERE topic_id="1238750" UNION SELECT * FROM gallery2 WHERE topic_id="1620242" UNION SELECT * FROM gallery2 WHERE topic_id="1446492" UNION SELECT * FROM gallery2 WHERE topic_id="54465" UNION SELECT * FROM gallery2 WHERE topic_id="604937" UNION SELECT * FROM gallery2 WHERE topic_id="115856" UNION SELECT * FROM gallery2 WHERE topic_id="506181" UNION SELECT * FROM gallery2 WHERE topic_id="1502271" UNION SELECT * FROM gallery2 WHERE topic_id="1449975" UNION SELECT * FROM gallery2 WHERE topic_id="1815832" UNION SELECT * FROM gallery2 WHERE topic_id="265963" UNION SELECT * FROM gallery2 WHERE topic_id="663446" UNION SELECT * FROM gallery2 WHERE topic_id="961959"