Star Tracker: Eva Longoria, Mariah Carey and Jasmine Villegas

— Mariah Carey showed off her pregnant belly on Friday at the Magic Kingdom while taping a performance for the Christmas Day Parade in Orlando. "You could really see the pronounced belly," says an onlooker. "She's definitely not hiding it."

 — On Saturday night, newly single actress, Eva Longoria went to Hollywood hot spot, Chateau Marmont with dozens of friends, but reportedly wasn't in the best of spirits. "She had a grin on her face, but every so often she would stare off into space and looked very sad and somber," a witness tells

—R & B singer, Jasmine Villegas celebrated her 17th Birthday over the weekend with a big bash in Los Angeles sans Justin Bieber. 

Demi Lovato’s father has issued a warning to the girl that his daughter physically assaulted. "Demi has really good lawyers and so does Disney, this girl shouldn't sue," Patrick Lovato told

—Over the weekend, Ricky Martin was busy raising funds for disabled children at a benefit gala in Chile. The event was hosted by Don Francisco, and featured a performance by Juan Luis Guerra.

—Bride-to-be Nicole Richie spent the weekend in New York City—where it's rumored she may be getting married to her fiancé Joel Madden—but there wasn’t a wedding. The L.A. resident did, however, enjoy the cold weather in NYC. On Friday, Richie tweeted, "Aaahhhhh FINALLY a proper winter. And I had to go all the way to New York to get it."