Catstalker: Like Gawker Stalker, without the Clooney - unless, of course, he's in a photo shoot with Gemma Ward... Who: Sienna Miller Where: Spin Maga

Catstalker: Like Gawker Stalker, without the Britney - unless she's in fashion rehab, too... Who: David Lauren and Lauren Bush Where: Airbound for A

To: Natalie@Fashionista.com From: BigLove@HBO.com Spotted: Chloe Sevigny heading uptown on the R train, looking so relaxed and chic. She must have