Emily guilts Rory into bringing Jess to a Friday night dinner which turns out to be an unqualified disaster; Lorelai, Alex, Sookie and Jackson go to New York for the weekend; Jess gets a black eye in an altercation with an opponent he is too embarassed to reveal to anyone but Luke; Zach and Brian realize that Lane and Dave are hiding something from them, but miss the mark on the true nature of the