From: 

http://www.facebook.com/event.php?eid=122439247806142&index=1

In celebration of Chuseok, for one week and one week only, Club Foxy in Seomyeon will be absolutely free for Foreigners!
Show up with your Alien Registration Card anytime between Sunday September 19th and Friday September 24th and receive completely free entry into Club Foxy. Entry is usually between 15,000 - 20,000₩!

A host of Foreign and Korean DJs will be celebrating Chuseok in style, by playing the best mix of Dance, Electro House, Hip Hop, RnB and Kpop.

No flip-flops!

See you there!