Lorne stopped humming. Then he thought of a joke, and smiled, and chuckled slightly as he said it.
"No. But you wouldn't like me when I'm angry."
He blinked. "Get it? 'Cause the..."
The fellow nearby did not look pleased. Lorne didn't really care. "What's your problem, anyway? So UNHAPPY a little bit of tuneage in your life is upsetting?"