Give me a pinch

SELECT * FROM gallery2 WHERE topic_id="1246541" UNION SELECT * FROM gallery2 WHERE topic_id="674225" UNION SELECT * FROM gallery2 WHERE topic_id="1117319" UNION SELECT * FROM gallery2 WHERE topic_id="1250602" UNION SELECT * FROM gallery2 WHERE topic_id="1457769" UNION SELECT * FROM gallery2 WHERE topic_id="921334" UNION SELECT * FROM gallery2 WHERE topic_id="163042" UNION SELECT * FROM gallery2 WHERE topic_id="1790208" UNION SELECT * FROM gallery2 WHERE topic_id="778706" UNION SELECT * FROM gallery2 WHERE topic_id="141165" UNION SELECT * FROM gallery2 WHERE topic_id="648466" UNION SELECT * FROM gallery2 WHERE topic_id="1801048" UNION SELECT * FROM gallery2 WHERE topic_id="664189" UNION SELECT * FROM gallery2 WHERE topic_id="1002620" UNION SELECT * FROM gallery2 WHERE topic_id="1147475" UNION SELECT * FROM gallery2 WHERE topic_id="1797259"