Unapologetic, brash and, sure, even cocky, “Deuces” is Chris Brown’s “FU” to the world, and truth be told, he’s at his absolute best when he’s angry. In theory, the song is little more than a supremely swaggering kiss-off to a nagging ex, but when he sings, “I’m movin’ on to something better,” you can’t help but think that’s also addressing everyone who’s vilified him over the past 18 months — and that’s probably the point. He knows you’re mad, but so what?