Some gangs use a common symbol to identify their affiliation. Examples of this include 5-pointed stars (People Nation), 6-pointed stars (Folks Nation), and others.
12 step recovery jargon referring to someone new who talks about how great life is, now that they're sober. 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.