Denise and Sunny kiss during the skit show as they make fun of J.D. and Turk's bromance. The poor guys get very insecure after the whole hospital laughs.
J.D. and Denise look in on their patient, Mr. Fremont, who's dying of lung cancer and leaving behind his wife and eight year old son. Very sad... to humans like J.D. Not to Denise.
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