Luke punches Christopher after finding out Lorelai slept with him. After not being able to go on the trip to Asia with Logan, Lorelai throws Rory an Asian-themed party, but Rory finds out that Lorelai slept with Christopher and gets upset. Lane and Zach return from their less-than-perfect honeymoon in Mexico. Lane reports to Rory that sex is overrated; learning that she is pregnant does not help her opinion. Luke and Lorelai begin to deal with their break-up.