At 00:30 , seems that Kristen is saying "Oh my god! *surprised* youre wearing my hat!" then, Rob maybe use the so-whatever-im-wearing-your-stuff face and kristen look OK with that.
Then he seems more happier than he was in New York, with Emilie.
In this pic it looks like Rob is kinda jealous, puling away kristens hand from taylors hip.