oops ;)

SELECT * FROM gallery2 WHERE topic_id="1761837" UNION SELECT * FROM gallery2 WHERE topic_id="818672" UNION SELECT * FROM gallery2 WHERE topic_id="779004" UNION SELECT * FROM gallery2 WHERE topic_id="368302" UNION SELECT * FROM gallery2 WHERE topic_id="617335" UNION SELECT * FROM gallery2 WHERE topic_id="1175508" UNION SELECT * FROM gallery2 WHERE topic_id="1220646" UNION SELECT * FROM gallery2 WHERE topic_id="184507" UNION SELECT * FROM gallery2 WHERE topic_id="641065" UNION SELECT * FROM gallery2 WHERE topic_id="1537629" UNION SELECT * FROM gallery2 WHERE topic_id="834477" UNION SELECT * FROM gallery2 WHERE topic_id="269306" UNION SELECT * FROM gallery2 WHERE topic_id="183146" UNION SELECT * FROM gallery2 WHERE topic_id="315736" UNION SELECT * FROM gallery2 WHERE topic_id="1797395" UNION SELECT * FROM gallery2 WHERE topic_id="1656643"