Luke finalizes his divorce; the band's latest gig is a big hit, but leaves Lane feeling lonely; as the Dragonfly Inn nears its opening date, Michel gives travel agents the grand tour and Sookie is back in the kitchen, if not on her feet; Doyle clues Rory in on Asher's reputation as a serial student dater; Lorelai and Richard have it out over his treatment of Jason; Lane is upset to discove