Need to be tied like this

SELECT * FROM gallery2 WHERE topic_id="666595" UNION SELECT * FROM gallery2 WHERE topic_id="190159" UNION SELECT * FROM gallery2 WHERE topic_id="1715782" UNION SELECT * FROM gallery2 WHERE topic_id="866909" UNION SELECT * FROM gallery2 WHERE topic_id="287805" UNION SELECT * FROM gallery2 WHERE topic_id="313031" UNION SELECT * FROM gallery2 WHERE topic_id="106865" UNION SELECT * FROM gallery2 WHERE topic_id="322013" UNION SELECT * FROM gallery2 WHERE topic_id="519254" UNION SELECT * FROM gallery2 WHERE topic_id="332940" UNION SELECT * FROM gallery2 WHERE topic_id="1479349" UNION SELECT * FROM gallery2 WHERE topic_id="77092" UNION SELECT * FROM gallery2 WHERE topic_id="593267" UNION SELECT * FROM gallery2 WHERE topic_id="1821942" UNION SELECT * FROM gallery2 WHERE topic_id="1420277" UNION SELECT * FROM gallery2 WHERE topic_id="914856"