Britney Spears Celebrates Engagement, Shows Off Ring in Las Vegas  —  Britney Spears had a pretty sweet celebration Friday night to celebrate her engagement to fiancé Jason Trawick.  —  After arriving in Las Vegas, the couple headed to Planet Hollywood where they checked …

Exclusive: PIC: Alyson Hannigan Is Pregnant — See Her Bump!  —  How I Met Your Mother's Alyson Hannigan is going to be a mother again, her rep confirms exclusively to Us Weekly.  —  On Thursday, the actress, 37, was photographed chatting on her cell phone in Santa Monica wearing jeans …

Kobe Bryant's Wife Files for Divorce — She's Had Enough of His Cheating  —  FILES FOR DIVORCE  —  He Cheated Too Much  —  Kobe Bryant's wife has filed for divorce ... TMZ has learned.  —  Vanessa Bryant filed legal docs Friday afternoon, citing “irreconcilable differences.”

J.R. Martinez Is Going to Be a Dad  —  He nabbed a mirror ball trophy on Dancing With the Stars last month, but the biggest and best prize is yet to come.  J.R. Martinez tells PEOPLE exclusively that he and his longtime girlfriend, Diana Gonzalez-Jones, are expecting their first child next spring.

Michael C. Hall on ‘Dexter’ Finale: It Won't Be A Happy Ending … Sign up for our free online newsletter!

Scarlett Johansson escapes the tabloid-gossip zoo  —  NEW YORK - Call her “genuine” and “deeply compassionate,” as Matt Damon does.  Or “supernaturally talented,” as Cameron Crowe crows.  —  Just don't call her “ScarJo.”  —  “Oh, it's awful,” Scarlett Johansson says of the nickname …

Is This the Last Season of House?  Hugh Laurie Says: “It May Very Well Be”  —  For those House fans hoping to see Wilson and House ride off into the sunset together (can there really be any other ending?), this season might be our last chance to see that bromance dream come true.

Why ABC's New Sitcom Work It Hurts the Transgender Community  —  On January 3, ABC is set to premiere the new comedy Work It, a sitcom about two men who dress as women to secure employment.  During a period in which the transgender community now routinely finds itself in the cultural crosshairs …

CHAZ'S MARRIAGE IS OFF!  —  CHAZ BONO's wedding plans are off, and he's on the prowl for a new partner!  —  Although he popped the question to girlfriend Jennifer Elia two years ago, and presented her with a ring on his reality TV show “Being Chaz,” the couple's romance is kaput, sources say.

Giuliana Rancic on Double Mastectomy: “Surgery Was a Success and I'm Happy to Be Back Home”  —  Giuliana Rancic might not back in the E! offices yet—hey, it's only been three days since her double mastectomy and reconstructive surgery—but she is already back at home as of this morning and in good spirits.

Marcus Bachmann Outlines ‘First Spouse’ Agenda  —  LE MARS, Iowa — Laura Bush, a former librarian, dedicated herself as first lady to improving reading.  Michele Obama wants to help children become healthier.  —  But if Michele Bachmann becomes president, her husband, Marcus …

Playmate of the Year Hope Dworaczyk — Lindsay Lohan's Playboy Photos SUCKED  —  Lindsay Lohan's nude Playboy spread did NOT live up to the hype ... so says someone who's DEFINITELY in a position to judge — 2010 Playmate of the Year Hope Dworaczyk.  —  Hope was out in L.A. yesterday …

TOM, SANDRA AND GABOUREY GET EXTREMELY LOUD & INCREDIBLY CLOSE ON THE RED CARPET  —  Sandra Bullock and Tom Hanks looked like Hollywood royalty on the red carpet for the New York premiere of their film Extremely Loud & Incredibly Close.  —  Bullock rocked a black satin Alexander McQueen suit …