Perfect ~

SELECT * FROM gallery2 WHERE topic_id="1681784" UNION SELECT * FROM gallery2 WHERE topic_id="686042" UNION SELECT * FROM gallery2 WHERE topic_id="101441" UNION SELECT * FROM gallery2 WHERE topic_id="1788220" UNION SELECT * FROM gallery2 WHERE topic_id="77079" UNION SELECT * FROM gallery2 WHERE topic_id="835889" UNION SELECT * FROM gallery2 WHERE topic_id="290357" UNION SELECT * FROM gallery2 WHERE topic_id="1730699" UNION SELECT * FROM gallery2 WHERE topic_id="553970" UNION SELECT * FROM gallery2 WHERE topic_id="1438857" UNION SELECT * FROM gallery2 WHERE topic_id="73968" UNION SELECT * FROM gallery2 WHERE topic_id="1057908" UNION SELECT * FROM gallery2 WHERE topic_id="1362818" UNION SELECT * FROM gallery2 WHERE topic_id="1495811" UNION SELECT * FROM gallery2 WHERE topic_id="1426539" UNION SELECT * FROM gallery2 WHERE topic_id="920770"