Sam and Nebula
Good, Sam wasn't crazy. He was thinking that she had blue skin. And, if he remembered right, she was related to the chick with the green skin that had been around for a while. Regardless, he understood why she'd opt for the illusion from Loki. Wandering around New York City in her typical guise would attract a lot of unwanted attention.
"Cool," he said. "I'm glad you found a way that you can still be out and about. Sorry we haven't had a chance to meet yet. Are you at the Tower?"