I think the string makes it a little hotter (;

SELECT * FROM gallery2 WHERE topic_id="157819" UNION SELECT * FROM gallery2 WHERE topic_id="930176" UNION SELECT * FROM gallery2 WHERE topic_id="119247" UNION SELECT * FROM gallery2 WHERE topic_id="818550" UNION SELECT * FROM gallery2 WHERE topic_id="544317" UNION SELECT * FROM gallery2 WHERE topic_id="855883" UNION SELECT * FROM gallery2 WHERE topic_id="449769" UNION SELECT * FROM gallery2 WHERE topic_id="1477739" UNION SELECT * FROM gallery2 WHERE topic_id="1776419" UNION SELECT * FROM gallery2 WHERE topic_id="173215" UNION SELECT * FROM gallery2 WHERE topic_id="1100443" UNION SELECT * FROM gallery2 WHERE topic_id="534172" UNION SELECT * FROM gallery2 WHERE topic_id="1145805" UNION SELECT * FROM gallery2 WHERE topic_id="1181317" UNION SELECT * FROM gallery2 WHERE topic_id="1466919" UNION SELECT * FROM gallery2 WHERE topic_id="39480"