Ah. So she was attractive, by human standards. He'd thought so. After his initial shock at the idea, he'd found her... visually pleasing, as well. He just wasn't sure about human standards of beauty. His eyes narrowed at Shepard and Kaidan, though, just to affirm that there was a line he wasn't going to let them cross. Not that they would, since they had each other, but...
"Yeah, I'm with the major," Joker said, grinning, earning himself a deathglare from Garrus as well.