Nebula and Bruce
"Bruce is fine," he said, not wanting her to feel like she needed to address him in any kind of formal way. Especially not at a function like this where he was trying to keep a low profile. He was one of the less recognizable Avengers and he preferred it that way.
Her question made his smile falter just a bit. "It's a nice party," he said, which wasn't really an answer. "Tony always goes a little overboard."