This is a really funny episode.
At the starting of the episode, Ross sees Joey and Rachel kissing. After that he is acting really wierd but he says he's fine with it. Ross says that Rachel and Joey should have dinner with Charlie and himself. When they are at Ross's apartment, Ross is acting really wierd and Joey sees that Ross is actully not OK with it.
Chandler and Monica are confused adopting so they go to this couples house that adopted a kid and the kid didnt know he was adopted and Chandler accidentally told him. Chandler also told him that Santa isnt real.
I give this episode a 9.4 out of 10.