DUDE!! That's one of those mis-translated signs you see all over the world, right?
[link]
DARN YOU, SLIPPERY, DARN YOOOOU!!
But, boy do I love those signs!
Oh, and I understood the joke. *PRIDE*
Why didn't anyone simply think of taking the stairs? How wiley you are, DJ, how wiley you are...
I love crazy-drunk-panel-1 Jack's expression.