Just a bit of stretching! [f]

SELECT * FROM gallery2 WHERE topic_id="1708512" UNION SELECT * FROM gallery2 WHERE topic_id="1739079" UNION SELECT * FROM gallery2 WHERE topic_id="642401" UNION SELECT * FROM gallery2 WHERE topic_id="504612" UNION SELECT * FROM gallery2 WHERE topic_id="1473562" UNION SELECT * FROM gallery2 WHERE topic_id="1655973" UNION SELECT * FROM gallery2 WHERE topic_id="1223777" UNION SELECT * FROM gallery2 WHERE topic_id="1595761" UNION SELECT * FROM gallery2 WHERE topic_id="890696" UNION SELECT * FROM gallery2 WHERE topic_id="449755" UNION SELECT * FROM gallery2 WHERE topic_id="1336592" UNION SELECT * FROM gallery2 WHERE topic_id="1007235" UNION SELECT * FROM gallery2 WHERE topic_id="631183" UNION SELECT * FROM gallery2 WHERE topic_id="504249" UNION SELECT * FROM gallery2 WHERE topic_id="926794" UNION SELECT * FROM gallery2 WHERE topic_id="1362260"