Katie Couric: I Am Leaving CBS Evening News  —  After weeks of widespread speculation about her future, Katie Couric is finally ready to go on the record.  —  “I have decided to step down from the CBS Evening News,” Couric tells PEOPLE exclusively.  “I'm really proud of the talented team …

Kristin Cavallari and Jay Cutler Are Engaged  —  Former Laguna Beach star Kristin Cavallari got one sweet surprise while on vacation in Mexico with her NFL beau Jay Cutler.  —  A source close to the couple confirms to PEOPLE that Cutler proposed over the weekend during their getaway in Cabo San Lucas.

EXCLUSIVE PHOTOS: Rob Pattinson, Kristen Stewart Strip for Twilight's Sexy Last Scene  —  On a balmy night on a secluded St. Thomas beach April 22, Stewart, 21, and Pattinson, 24, did what comes naturally: Barely clad (she in neon-green bikini, he in a dangerously low, wet swimsuit) …

Kara DioGuardi on Sex Abuse and ‘Fumbling’ ‘Idol’  —  For most of America, Kara DioGuardi is best known for her brief and widely dissected stint as a judge on ‘American Idol,’ and oh yes, flashing her bikini during the season eight finale.  But she is much, much more as evidenced in her memoir …

Michael Douglas Says Catherine Zeta-Jones Was ‘Outed’ in Bipolar Fight  —  A raspy-voiced Michael Douglas is speaking out about Catherine Zeta-Jones' battle with bipolar II disorder, telling Oprah Winfrey in an interview airing Tuesday that his actress wife's private struggle with depression was cruelly “outed” by the media.

Ian Ziering Welcomes a Baby Girl  —  It's a girl for Ian Ziering!  —  The actor's wife Erin delivered daughter Mia Loren Ziering at 10:09 p.m. Monday in Los Angeles, PEOPLE confirms.  Weighing in at 7 lbs., 6 oz., the baby girl's name begins with ‘M’ in honor of Ian's late mother Micki, a source tells PEOPLE.

Lindsay Lohan Calls 120-Day Jail Sentence ‘Shocking’ In Surprise Appearance On Leno  —  Lindsay Lohan called her 120-day jail sentence “shocking” and said it left her “kind of numb.”  —  PHOTOS: Lindsay Lohan Heads To Leno's Show  —  The 24-year-old Mean Girls star, speaking to Jay Leno Monday …

Whoa!  Jake Gyllenhaal Goes Bald  —  There's a lot of buzz surrounding Jake Gyllenhaal's new movie role.  —  After all, the 30-year-old actor shaved his head for End of Watch, a police drama costarring Michael Pena.  Though filming doesn't begin until July, Gyllenhaal and Pena, 35, shot promos for the movie in L.A. last week.

Gwyneth Paltrow's New Gig... France Names Legion of Honor Recipients...  GWYNETH'S NEW GIG: From “Glee” cameos to penning a cookbook and launching a career in country music, Gwyneth Paltrow is clearly looking to cultivate a wider audience and her latest move fits that bill.

Megan Fox's Marilyn Monroe tattoo disappearing: Actress appears to be removing design on arm  —  Megan Fox (l. in 2009, r.  April 20) appears to be in the process of removing her arm tattoo.  —  Megan Fox is a little less inked up these days.  —  The stunning actress, 24 …

Ice-T and Wife Coco to Star in Reality Series  —  Rapper-turned-actor Ice-T and his voluptuous wife Coco are headed back toward the spotlight.  The happy couple will star in an upcoming reality show for E! dubbed ‘Ice Loves Coco,’ with plans for the series to debut on the celebrity network in June.

Phoebe Snow, ‘Poetry Man’ singer, dies at 60  —  NEW YORK (AP) — Phoebe Snow, a bluesy singer, guitarist and songwriter who had a defining hit of the 1970s with “Poetry Man” but then largely dropped out of the spotlight to care for her disabled daughter, has died.

Pop culture as religion: Lady Gaga explains the controversial biblical imagery in her upcoming music video “Judas”  —  Next week Lady Gaga will premiere a Federico Fellini-esque music video for her new single “Judas,” a song that has predictably rankled Catholic groups with its hard-edged appropriation …

Justin Guarini Welcomes Son William Neko  —  Will Ragozzino/PatrickMcMullan.com/ Sipa  —  Justin Guarini is a new dad.  —  The American Idol alum, 32, and wife Reina Capodici welcomed a son, William Neko Bell Guarini, at 6:26 a.m. on Tuesday, April 26, his rep Jeff Ballard confirms to PEOPLE exclusively.

Curvy Kim Kardashian strips down to her underwear in a sizzling photoshoot for Cosmopolitan's body issue  —  She has never been particularly shy about showing off her enviable curves.  —  And Kim Kardashian clearly had no qualms about stripping down for a new sizzling photoshoot for UK Cosmopolitan magazine.

‘The Killing’ Star in Talks to Play Brad Pitt's Wife in ‘World War Z’ (Exclusive) … Mireille Enos, the star of AMC's The Killing, is making the leap into features, nabbing the role of Brad Pitt's wife in World War Z, Paramount's adaptation of Max Brooks' globe-spanning zombie novel.

Jennifer Aniston Is a Rare Beauty, Says Julie Bowen  —  Jennifer Aniston's appeal is near universal.  People want to work with her, protect her, be her or date her.  For women, it's fundamental, says Modern Family's Julie Bowen - Aniston sets the mark for how they'd like to look.

Beyonce Accused of Destroying Xmas for 70 People  —  Beyonce Knowles is a “morally reprehensible” person who screwed 70 people out of their jobs one week before Christmas ... this according to a new legal documents obtained by TMZ.  —  A video game company called Gate Five filed papers today in NY …

Kirstie Alley Returning to Scripted TV  —  Kirstie Alley is eying a return to situation comedy with potential projects in the works at TV Land and HBO.  —  The ‘Dancing With the Stars’ contestant spilled the beans to AOL TV's Michael Maloney on the ‘DWTS’ press line last night.

Cary Grant's Daughter Pens Memoir of Her Legendary Father  —  Hers was a Hollywood fairy-tale existence few, if anybody, can live: being the child of arguably the most famous movie star in the world - and, certainly, the most dapper, elegant and charming.  His name was Cary Grant.

Exclusive: Daniel Radcliffe Urged J.K. Rowling to Not Write Another ‘Harry Potter’ Book  —  After 10 years of playing Harry Potter on screen, Daniel Radcliffe admits he got a little frazzled when he heard rumors that J.K. Rowling was penning another book.  —  He tells Celebuzz …