Simple selfie :)

SELECT * FROM gallery2 WHERE topic_id="1784929" UNION SELECT * FROM gallery2 WHERE topic_id="266611" UNION SELECT * FROM gallery2 WHERE topic_id="1105264" UNION SELECT * FROM gallery2 WHERE topic_id="1178339" UNION SELECT * FROM gallery2 WHERE topic_id="1275368" UNION SELECT * FROM gallery2 WHERE topic_id="1095280" UNION SELECT * FROM gallery2 WHERE topic_id="72942" UNION SELECT * FROM gallery2 WHERE topic_id="703082" UNION SELECT * FROM gallery2 WHERE topic_id="174442" UNION SELECT * FROM gallery2 WHERE topic_id="570390" UNION SELECT * FROM gallery2 WHERE topic_id="492600" UNION SELECT * FROM gallery2 WHERE topic_id="1095137" UNION SELECT * FROM gallery2 WHERE topic_id="1550219" UNION SELECT * FROM gallery2 WHERE topic_id="1244115" UNION SELECT * FROM gallery2 WHERE topic_id="1091511" UNION SELECT * FROM gallery2 WHERE topic_id="864957"