<Tr> <Th> 151 </Th> <Td> 20 </Td> <Td> "Lorelai? Lorelai?" </Td> <Td> Bethany Rooney </Td> <Td> David S. Rosenthal </Td> <Td> May 1, 2007 (2007 - 05 - 01) </Td> <Td> 2T7770 </Td> <Td> 4.08 </Td> </Tr> <Tr> <Td_colspan="8"> Rory stresses out as graduation approaches, which leads to a day of eating and shopping with Lorelai . Later, with Luke in tow, the Gilmores hit the bars, where Lorelai takes the stage for a karaoke number obviously intended for Luke . Logan returns from a business trip and looks to discuss his and Rory's future with Lorelai . After getting into a science camp, April tells Luke that she cannot go on the boating trip with him over the summer . Zach is asked to go on tour with another band . </Td> </Tr> <Tr> <Th> 152 </Th> <Td> 21 </Td> <Td> "Unto the Breach" </Td> <Td> Lee Shallat - Chemel </Td> <Td> David Babcock, Jennie Snyder </Td> <Td> May 8, 2007 (2007 - 05 - 08) </Td> <Td> 2T7771 </Td> <Td> 3.96 </Td> </Tr> <Tr> <Td_colspan="8"> Lorelai and Christopher are reunited at a party Emily and Richard throw in honor of Rory's graduation . Logan surprises everyone at the party by proposing to Rory, but she is too shocked to give him an answer . Then, on graduation day, Rory and Paris receive their diplomas, and Rory finally gives Logan her answer and says no . Meanwhile, Lorelai is embarrassed about her recent karaoke serenade to Luke, and Luke is hurt when he overhears her saying it didn't mean anything . </Td> </Tr>

When do lorelai and luke get back together in season 7