Cavemen's HolidayNick goes to see the student health centre with paresthesia in his buttocks, where he is advised by the caveman doctor to exercise more. While there, he learns that his CRP is up but he his told not to worry. However, he does research on the internet and finds out it could be a sign of leukocytosis. worried, he pretends to be Joel and uses his insurance to see a HMO who tells him he has appendicitis and schedules him for an appendectomy. Meanwhile Joel and Kate are having relationship troubles, with Kate using far-fetched excuses not to sleep with Joel and avoiding him. Their relationship has lasted three months, which is when Kate traditionally dumps her boyfriends. Joel's boss finds out about the surgery for Nick when the insurance calls, but believes it to be for Joel and so gives him time off. When Kate comes to break it off with Joel, she learns of his major surgery and rushes to the hospital where Joel, disgusted that she only came when she thought he was having surgery breaks it off with her.
