Plot

As Ross and Emily send out wedding invitations, he and Rachel each look back on their relationship together while Joey and Chandler look for a purpose in life.

Emily's surprised remark she wouldn't want her ex-lovers on the wedding unlike Ross who invites Rachel starts him reminiscing about him getting and losing Rachel. Everybody gets an invitation, but Phoebe may not fly during her pregnancy and Rachel feels it's just too hard for her, after reminiscing as well about her with and without Ross.—KGF Vissers

Emily and Ross decide on who to invite to the wedding and Emily thinks it's weird that Ross wants to invite Rachel. Ross thinks about it if it would be weird but invites her in the end. Rachel isn't going because it's just too hard for her.—Anonymous

Chandler and Joey are bummed that ROss is getting married and Phoebe is making babies and they are doing nothing. They decide to climb mt Everest, but get deterred when Phoebe tells them that it costs $60K and there is a chance of a serious injury or death. They decide to get the Everest video from the video store instead. But then Joey remembers that the video is only available through mail order, and they decide to rent die hard instead.

Meanwhile, Ross surprises Emily by inviting Rachel (Emily is OK with Rachel coming and is only worried as she thinks it might be awkward for Ross), causing him to reminisce about their time together. The first time Rachel walked into the coffee store in her wedding dress, When Ross first indicated to Rachel that he has a massive crush on her and says that he might ask her out sometime, during the blackout when he says he sees great passion in her future, When Ross tries to ask her out in the blackout and Paolo's cat attacks him, The time when Rachel stands up for herself in the laundromat and ends up kissing ROss for the first time, The time when Ross is with Julie and finds out that Rachel had feelings for him and they kiss in the coffee house at night, When they have the big fight about Mark and they go on a break, Ross sleeps with Chloe and Rachel ends up finding out, Ross and Rachel having the big fight and finally breaking up for good, them getting back together at the beach and then breaking up again (when Ross hadn't read the letter).. Ross finally posts the invite after thinking about how Rachel encouraged him to go after Emily.

A pregnant Phoebe is frustrated that she is unable to attend Ross's and Emily's wedding in London. Chandler doesn't get his invite so Joey agrees to take him as his +1. Rachel ponders long and hard about the invitation while also reminiscing her past relationship with Ross. The first time Rachel found that Ross loves her (the expensive Bday gift he left for Rachel before he left for China), Rachel waiting for Ross arriving from China and finding him coming out with Julie, The Lovey Dovey scene between Ross and Julie and Rachel being jealous, Rachel getting drunk and leaving Ross a message that she is "over" him, Ross finds out, Ross breaks up with Julie, the first time they have sex, The time when Rachel finds that Ross cheated on her, They getting back together at the beach, breaking up again right after.. Rachel and Monica getting ready for the prom and Ross getting his heart broken up..

She then concludes that it will be too heart-breaking to attend the wedding and ultimately decides to stay with Phoebe in New York. Monica is sad that Rachel is not going to come.

This episode acts as a clip show which includes much footage of Ross's and Rachel's relationship up to this episode.