From "Friends: The One with the Proposal: Part 1 (#6.24)"
[Chandler and Monica run into Richard and his new girlfriend
I see you grew your hair long.
Yeah. Oh, that's right, you always wanted me to. I see you grew your mustache back.
Yeah, my nose was getting lonely.
[to Richard's date
] And you don't have a mustache, which is good.
[laughs, stops abruptly and extends his hand
Hi, I'm Chandler and I make jokes when I'm uncomfortable.