Cityfile: New York's Most Notable and Influential

• In news that will delight Jews the world over, it seems Britney Spears is thinking about converting to Judaism. She's been seen wearing a Star of David necklace and has found a rabbi to, like, teach her about stuff, so she's well on her way, clearly. [Sun]
• Lindsay Lohan hasn't been getting too many acting roles what with all her personal problems as of late. But she may have found a way around that: She's starting her own film/TV production company. [THR]
• Jerry Seinfeld's rep says he not facing money troubles. But he is doing commercials for "a bank in the boonies of Australia," which can't be a good sign. [P6]
• Mariska Hargitay is back on the set of Law & Order: SVU after a mishap earlier this week sent her to the hospital for 13 stitches. [NYDN]
• Publicist Ali Wise was arrested earlier this week for hacking into Nina Freudenberger's voicemail. But she may not be the only victim out there. [P6]More

• Madonna's kicked boytoy Jesus Luz to the curb and is thrilled to be single again, reports Britain's Daily Mail based on the things she's been telling fans on Twitter. But as the Times reminds us today, lots of celebs only pretend to use Twitter, so you don't have to give up hope entirely just yet. [DM]
• In related news, Madonna is expected to arrive in Malawi this weekend so she can add another baby to her collection of human accessories. [NYDN]
• Agyness Deyn and Albert Hammond Jr. only broke up recently, but she may have already moved on: She was spotted at a "rebound dinner" earlier this week. [P6]
• More trouble for CNBC: The network's golden boy, Dylan Ratigan, may be heading out the door after clashing with management. [P6]
• Ivana Trump may have reunited with her ex, Rossano Rubicondi. [P2L]
• Mega real estate broker Kathy Sloane has been hit with $248K tax lien. [P6]More