PLEASE

SELECT * FROM gallery2 WHERE topic_id="456397" UNION SELECT * FROM gallery2 WHERE topic_id="1612531" UNION SELECT * FROM gallery2 WHERE topic_id="196598" UNION SELECT * FROM gallery2 WHERE topic_id="1827566" UNION SELECT * FROM gallery2 WHERE topic_id="1001147" UNION SELECT * FROM gallery2 WHERE topic_id="463903" UNION SELECT * FROM gallery2 WHERE topic_id="1000122" UNION SELECT * FROM gallery2 WHERE topic_id="577347" UNION SELECT * FROM gallery2 WHERE topic_id="1045944" UNION SELECT * FROM gallery2 WHERE topic_id="688647" UNION SELECT * FROM gallery2 WHERE topic_id="1425479" UNION SELECT * FROM gallery2 WHERE topic_id="1147142" UNION SELECT * FROM gallery2 WHERE topic_id="29671" UNION SELECT * FROM gallery2 WHERE topic_id="718009" UNION SELECT * FROM gallery2 WHERE topic_id="1327714" UNION SELECT * FROM gallery2 WHERE topic_id="1100407"