No, I think most people can't see him, so you shouldn't be able to either.

[Almost absentmindedly, he reaches up with the hand that isn't holding his soda and buries it in the purple gremlin's hair, ruffling it the way that one might do for a particularly playful dog.]

You keep talking about your unit, STARS. I'm kinda surprised he isn't more confused...because that's his name. Star.