My lips aren't twitching.

If it stopped twitching, you bury them.

Yes, you do. Your nose is twitching.

Who knows? Maybe what you're waitin' for'll be twitching' at the dance tonight.

I can tell that your lips are just twitching right now with what you really want to tell me.

But at Gregor's first words the manager had already turned away, and now he looked back at Gregor over his twitching shoulders with pursed lips.

The tiny legs on one side hung twitching in the air above, and the ones on the other side were pushed painfully into the floor.

Scientific papers were published saying it was twitching eyelids that explained it, or, you know, a human being's tendency to see patterns where there are none.