Betsy turned towards Tony, recognizing him despite the helmet. Or perhaps because of the helmet. She smiled warmly at him and accepted the drink and the compliment with a quick, "Thank you, Tony."
Was she allowed to call him Tony? She didn't know him well at all, but somehow she thought calling him Mr. Stark would just get her laughed at, so Tony it was.
She looked around briefly and then back to him right away, saying, "Everyone seems to be having fun. That's good. Some of the costumes are quite brilliant."