what a guy usually says when he doesn't want to take the relationship any further and/or starts to panic
here's an example:
girl: (gets closer to the guy) Hey Babee...
guy: Yeaa..? (looks worried)
girl: I was thinking we should get ma-
guy: - I'm sorry I'm GAY! we can't get married!
girl: WHAT!!! I was going to say get matching shirts for the game!