Nikki Reed and Paul McDonald at the MTV Movie Awards. (Chris Pizzello/ AP)

• Engaged: “Twilight” starlet Nikki Reed, 23, and Paul McDonald, 26, eighth-place finalist on this year’s “American Idol,” reports E! and People. The couple went public with her new ring Sunday at the MTV Movie Awards just three months after they met. Is this a good idea? Well, it got us to write about them, so that’s something.

• Dating, or whatever the kids call it these days: Jennifer Aniston, 42, and Justin Theroux, 39, who confirmed rumors of a relationship with some PDA at an MTV afterparty, Us reports. He’s the darkly handsome D.C.-bred actor (“Mulholland Drive”) and screenwriter (“Tropic Thunder”); she’s, well, you know her, right?