Quote from Joey in The One with Monica's Thunder
Chandler: You've had a lot of sex, right? Joey: When, today? Some, not a lot. Chandler: It's just, the reason I am asking is because I had kind of a- I was unable to- I really wanted to, but I couldn't- There was an incident. Joey: Don't worry about that, man. That happens. Chandler: It's happened to you? Joey: Yeah, once. Chandler: Well, what'd you do? Joey: I did it anyway.