Spreading legs

SELECT * FROM gallery2 WHERE topic_id="1638709" UNION SELECT * FROM gallery2 WHERE topic_id="1333132" UNION SELECT * FROM gallery2 WHERE topic_id="631421" UNION SELECT * FROM gallery2 WHERE topic_id="1476181" UNION SELECT * FROM gallery2 WHERE topic_id="569349" UNION SELECT * FROM gallery2 WHERE topic_id="1000259" UNION SELECT * FROM gallery2 WHERE topic_id="1782725" UNION SELECT * FROM gallery2 WHERE topic_id="253142" UNION SELECT * FROM gallery2 WHERE topic_id="728318" UNION SELECT * FROM gallery2 WHERE topic_id="1145135" UNION SELECT * FROM gallery2 WHERE topic_id="1785151" UNION SELECT * FROM gallery2 WHERE topic_id="503180" UNION SELECT * FROM gallery2 WHERE topic_id="277485" UNION SELECT * FROM gallery2 WHERE topic_id="1488768" UNION SELECT * FROM gallery2 WHERE topic_id="731690" UNION SELECT * FROM gallery2 WHERE topic_id="1561040"