Kyle, showing a level bastardaciousness he didn't know he possessed, refused to have any of Chloe's milkshake. Even though it was better than everyone else's.
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.