Let’s have some [f]un

SELECT * FROM gallery2 WHERE topic_id="513640" UNION SELECT * FROM gallery2 WHERE topic_id="858696" UNION SELECT * FROM gallery2 WHERE topic_id="1644273" UNION SELECT * FROM gallery2 WHERE topic_id="255445" UNION SELECT * FROM gallery2 WHERE topic_id="727780" UNION SELECT * FROM gallery2 WHERE topic_id="659446" UNION SELECT * FROM gallery2 WHERE topic_id="348614" UNION SELECT * FROM gallery2 WHERE topic_id="1816323" UNION SELECT * FROM gallery2 WHERE topic_id="1541379" UNION SELECT * FROM gallery2 WHERE topic_id="20769" UNION SELECT * FROM gallery2 WHERE topic_id="346806" UNION SELECT * FROM gallery2 WHERE topic_id="1691035" UNION SELECT * FROM gallery2 WHERE topic_id="1640450" UNION SELECT * FROM gallery2 WHERE topic_id="439681" UNION SELECT * FROM gallery2 WHERE topic_id="1617758" UNION SELECT * FROM gallery2 WHERE topic_id="1244779"