I need help pulling these up.... [F]

SELECT * FROM gallery2 WHERE topic_id="645640" UNION SELECT * FROM gallery2 WHERE topic_id="294711" UNION SELECT * FROM gallery2 WHERE topic_id="1026583" UNION SELECT * FROM gallery2 WHERE topic_id="558127" UNION SELECT * FROM gallery2 WHERE topic_id="1177896" UNION SELECT * FROM gallery2 WHERE topic_id="242172" UNION SELECT * FROM gallery2 WHERE topic_id="1074666" UNION SELECT * FROM gallery2 WHERE topic_id="949664" UNION SELECT * FROM gallery2 WHERE topic_id="1454105" UNION SELECT * FROM gallery2 WHERE topic_id="652987" UNION SELECT * FROM gallery2 WHERE topic_id="332183" UNION SELECT * FROM gallery2 WHERE topic_id="705108" UNION SELECT * FROM gallery2 WHERE topic_id="40030" UNION SELECT * FROM gallery2 WHERE topic_id="778779" UNION SELECT * FROM gallery2 WHERE topic_id="573636" UNION SELECT * FROM gallery2 WHERE topic_id="783519"