Cox and Jordan hop into the pool after they actually admit they love each other and decide to get over their childish games. We love this scary couple.
Dr. Kelso: You know, you hurt my feelings earlier. Dr. Cox: In my defense, you are a soulless creature from the netherworld who doesn't really have feelings
[Dr. Cox telling Kelso how much he misses him...] Dr. Cox: When you were the Chief, you were a jackass and a nightmare and I hated you a great deal. Dr. Kelso: That's a good start