Help me clean up

SELECT * FROM gallery2 WHERE topic_id="770290" UNION SELECT * FROM gallery2 WHERE topic_id="1653687" UNION SELECT * FROM gallery2 WHERE topic_id="1565002" UNION SELECT * FROM gallery2 WHERE topic_id="352874" UNION SELECT * FROM gallery2 WHERE topic_id="668378" UNION SELECT * FROM gallery2 WHERE topic_id="628828" UNION SELECT * FROM gallery2 WHERE topic_id="1496899" UNION SELECT * FROM gallery2 WHERE topic_id="1476801" UNION SELECT * FROM gallery2 WHERE topic_id="1281380" UNION SELECT * FROM gallery2 WHERE topic_id="167238" UNION SELECT * FROM gallery2 WHERE topic_id="1043415" UNION SELECT * FROM gallery2 WHERE topic_id="1278763" UNION SELECT * FROM gallery2 WHERE topic_id="169873" UNION SELECT * FROM gallery2 WHERE topic_id="1391881" UNION SELECT * FROM gallery2 WHERE topic_id="1052080" UNION SELECT * FROM gallery2 WHERE topic_id="1366257"