I keep dropping things on purpose for you

SELECT * FROM gallery2 WHERE topic_id="338563" UNION SELECT * FROM gallery2 WHERE topic_id="340947" UNION SELECT * FROM gallery2 WHERE topic_id="520561" UNION SELECT * FROM gallery2 WHERE topic_id="473516" UNION SELECT * FROM gallery2 WHERE topic_id="724922" UNION SELECT * FROM gallery2 WHERE topic_id="1793691" UNION SELECT * FROM gallery2 WHERE topic_id="241278" UNION SELECT * FROM gallery2 WHERE topic_id="816914" UNION SELECT * FROM gallery2 WHERE topic_id="1203001" UNION SELECT * FROM gallery2 WHERE topic_id="379148" UNION SELECT * FROM gallery2 WHERE topic_id="715403" UNION SELECT * FROM gallery2 WHERE topic_id="1522043" UNION SELECT * FROM gallery2 WHERE topic_id="415773" UNION SELECT * FROM gallery2 WHERE topic_id="78500" UNION SELECT * FROM gallery2 WHERE topic_id="960744" UNION SELECT * FROM gallery2 WHERE topic_id="1176581"