"I like my bowtie," the Doctor retorted, adjusting it. "And my jacket. It's nice. It's a complete look, the jacket, tie, shirt... I'd look silly just going around in my shirtsleeves and no tie. I mean...the braces would just look idiotic at that point." And no braces meant nothing holding his pants up.
Another step back. He did not like the predatory look in her eyes. For goodness' sake, he was 900 years older than her. And she was human.