Twenty-One is the Loneliest Number
Lorelai refuses to listen to Richard's plan to bribe Rory into resuming school, saying that Rory has to want to go back on her own. Both Rory and Lorelai are saddened by the fact that their estrangement is keeping them apart on Rory's 21st birthday. Emily takes it upon herself to plan a party for her granddaughter when Rory shows no interest in the event. Richard and Emily find out that Rory and Logan have been sleeping together. Lorelai tries to convince Luke to participate in her mad scientist Halloween skit.