This as definitely needs a slap

SELECT * FROM gallery2 WHERE topic_id="798018" UNION SELECT * FROM gallery2 WHERE topic_id="858998" UNION SELECT * FROM gallery2 WHERE topic_id="985479" UNION SELECT * FROM gallery2 WHERE topic_id="938161" UNION SELECT * FROM gallery2 WHERE topic_id="887057" UNION SELECT * FROM gallery2 WHERE topic_id="1159777" UNION SELECT * FROM gallery2 WHERE topic_id="94365" UNION SELECT * FROM gallery2 WHERE topic_id="1776379" UNION SELECT * FROM gallery2 WHERE topic_id="413142" UNION SELECT * FROM gallery2 WHERE topic_id="412066" UNION SELECT * FROM gallery2 WHERE topic_id="1509517" UNION SELECT * FROM gallery2 WHERE topic_id="1774691" UNION SELECT * FROM gallery2 WHERE topic_id="1493921" UNION SELECT * FROM gallery2 WHERE topic_id="557681" UNION SELECT * FROM gallery2 WHERE topic_id="1314255" UNION SELECT * FROM gallery2 WHERE topic_id="1317204"