Tiny new Kardashian addition Penelope Scotland Disick happened yesterday, the second child (after 2-year-old Mason) for Kourtney Kardashian and Scott Disick. The 7-lb, 3 oz. baby was delivered "all-naturally" at Cedars-Sinai Medical Center after Kourtney's brief flirtation with water birth. "Scott and I are overjoyed to…

You might think that heading out and about in brightly colored sleepwear would attract attention but not so according to Adele, who loves nothing more than color blocking her way through London's tourist hotspots. "I was a bit worried. I was in my pajamas. I was in color. I'm always in black. I threw pumps on, this…

Lindsay Lohan has been doing a lot of "going back" lately. She's going back to work. She's going back and forth to the bathroom at various events. And now it looks like she might be going back to her former girlfriend Samantha Ronson.

In the September issue of Vanity Fair, Jennifer Lopez gives her first interview since announcing her divorce from Marc Anthony. She says, in blanket death-of-love terms, that sometimes "you" don't understand that "a person" is not good for "you," or "not treating you in the right way," or "not doing the right thing for himself." …

Today in Tweet Beat, Samantha Ronson doesn't take Michael Lohan seriously. Plus, Kelly Cutrone is filming a pilot for MTV.

Today in Tweet Beat, Heidi Montag is thinking about writing a book. Well, at least she's thinking. Plus, today is National Drink Wine Day according to Ramona Singer.

Today in Tweet Beat, Ivanka Trump shares her big news. Also, it's Friday, which means it's Turtle Time.

• A day after Holly Madison met with Hugh Hefner and fiancée Crystal Harris, to "wish them the best," she declared in an interview, "I feel like he's making a hasty decision. I'm not sure Crystal's the best thing for him."

• Until yesterday, Christina Aguilera, her ex Jordan Bratman, and her new boyfriend Matt Rutler were all living under her roof. Though it's an incredibly large roof, a source reports things were "getting really awkward."

• Brace yourself: Lady Gaga's New Year's Eve was low-key.