Cute and simple set

SELECT * FROM gallery2 WHERE topic_id="920556" UNION SELECT * FROM gallery2 WHERE topic_id="667605" UNION SELECT * FROM gallery2 WHERE topic_id="1648274" UNION SELECT * FROM gallery2 WHERE topic_id="1514842" UNION SELECT * FROM gallery2 WHERE topic_id="1682225" UNION SELECT * FROM gallery2 WHERE topic_id="892223" UNION SELECT * FROM gallery2 WHERE topic_id="825193" UNION SELECT * FROM gallery2 WHERE topic_id="911561" UNION SELECT * FROM gallery2 WHERE topic_id="1382870" UNION SELECT * FROM gallery2 WHERE topic_id="1538540" UNION SELECT * FROM gallery2 WHERE topic_id="259171" UNION SELECT * FROM gallery2 WHERE topic_id="365252" UNION SELECT * FROM gallery2 WHERE topic_id="168883" UNION SELECT * FROM gallery2 WHERE topic_id="1741206" UNION SELECT * FROM gallery2 WHERE topic_id="1065633" UNION SELECT * FROM gallery2 WHERE topic_id="307161"