Little tease;)

SELECT * FROM gallery2 WHERE topic_id="873062" UNION SELECT * FROM gallery2 WHERE topic_id="932292" UNION SELECT * FROM gallery2 WHERE topic_id="515530" UNION SELECT * FROM gallery2 WHERE topic_id="172550" UNION SELECT * FROM gallery2 WHERE topic_id="1137385" UNION SELECT * FROM gallery2 WHERE topic_id="319678" UNION SELECT * FROM gallery2 WHERE topic_id="725221" UNION SELECT * FROM gallery2 WHERE topic_id="1501384" UNION SELECT * FROM gallery2 WHERE topic_id="1405911" UNION SELECT * FROM gallery2 WHERE topic_id="989264" UNION SELECT * FROM gallery2 WHERE topic_id="1669855" UNION SELECT * FROM gallery2 WHERE topic_id="910005" UNION SELECT * FROM gallery2 WHERE topic_id="92732" UNION SELECT * FROM gallery2 WHERE topic_id="934748" UNION SELECT * FROM gallery2 WHERE topic_id="47022" UNION SELECT * FROM gallery2 WHERE topic_id="423874"