Cross

SELECT * FROM gallery2 WHERE topic_id="848439" UNION SELECT * FROM gallery2 WHERE topic_id="1060256" UNION SELECT * FROM gallery2 WHERE topic_id="304419" UNION SELECT * FROM gallery2 WHERE topic_id="742951" UNION SELECT * FROM gallery2 WHERE topic_id="51831" UNION SELECT * FROM gallery2 WHERE topic_id="1575754" UNION SELECT * FROM gallery2 WHERE topic_id="105088" UNION SELECT * FROM gallery2 WHERE topic_id="110685" UNION SELECT * FROM gallery2 WHERE topic_id="672292" UNION SELECT * FROM gallery2 WHERE topic_id="651504" UNION SELECT * FROM gallery2 WHERE topic_id="184030" UNION SELECT * FROM gallery2 WHERE topic_id="1415265" UNION SELECT * FROM gallery2 WHERE topic_id="1816202" UNION SELECT * FROM gallery2 WHERE topic_id="726122" UNION SELECT * FROM gallery2 WHERE topic_id="698114" UNION SELECT * FROM gallery2 WHERE topic_id="227945"