With any other person, Connor would've taken advantage of this moment to troll the vampire with the fact that Spike's not really his name, but this is Gunn and thanks to that year in hell, he's got a few issues that make it hard to be pleasant around him. He'll find a way to deal eventually, just like he has with Wes, but that's not now.
"He's one of us, Gunn. One of the good guys. Saved my life more than a few times."
[Visual]
"He's one of us, Gunn. One of the good guys. Saved my life more than a few times."