I'm alone do whatever you need to

SELECT * FROM gallery2 WHERE topic_id="684489" UNION SELECT * FROM gallery2 WHERE topic_id="372613" UNION SELECT * FROM gallery2 WHERE topic_id="1094717" UNION SELECT * FROM gallery2 WHERE topic_id="197250" UNION SELECT * FROM gallery2 WHERE topic_id="28191" UNION SELECT * FROM gallery2 WHERE topic_id="1238144" UNION SELECT * FROM gallery2 WHERE topic_id="1111521" UNION SELECT * FROM gallery2 WHERE topic_id="911574" UNION SELECT * FROM gallery2 WHERE topic_id="1633542" UNION SELECT * FROM gallery2 WHERE topic_id="1328902" UNION SELECT * FROM gallery2 WHERE topic_id="1820928" UNION SELECT * FROM gallery2 WHERE topic_id="840302" UNION SELECT * FROM gallery2 WHERE topic_id="188462" UNION SELECT * FROM gallery2 WHERE topic_id="1473825" UNION SELECT * FROM gallery2 WHERE topic_id="377491" UNION SELECT * FROM gallery2 WHERE topic_id="1757492"