第一季第八集，Nana Dies Twice的那集
最开始的时候，钱德的同事以为他是同性恋，所以要给他介绍朋友，他的同事问：Qusetion，you're not dating anybody, are you, because I met somebody who would perfect for you.
然后钱德回答：Ah, you see, perfect might be a problem. Had you said "co-dependent", or "self-destructive"
说完以后，就有笑声，但是我不知道大家在笑什么。解释一下，谢谢。