Exclusive: Justin Bieber Strikes Back: “I'm Young and I Make Mistakes”  —  Justin Bieber on the verge of a breakdown?  You better NOT believe it.  After a series of bizarre incidents led to speculation that Bieber is heading for a meltdown, the 19-year-old pop star defends himself …

WE'RE NOT MARRIED  —  Angelina Jolie has just made it crystal clear ... she and Brad Pitt did NOT secretly get married.  —  You'll recall, Angelina swapped out her $500,000 diamond engagement ring for a simple gold band during a recent humanitarian trip to the Congo …

EXCLUSIVE: New Kardashian Bombshell: Model Michael Girgenti Claims He May Be Mason Disick's Father  —  Kourtney Kardashian and model Michael Girgenti worked together on a photo shoot in 2008.  Now, Michael is claiming he may be the father of Kourt's oldest child, Mason Disick.

Anna Chlumsky Expecting First Child  —  She's got sunshine on a cloudy day ... and a baby on the way!  —  Anna Chlumsky and husband Shaun So are expecting their first child this summer, the Veep star confirms to PEOPLE exclusively.  —  “I'm feeling pretty good so far,” Chlumsky, 32, tells PEOPLE.

Rob Kardashian — Accused of Robbing Photog Over Shirtless Pics  —  Accused of Robbing Photog Over Shirtless Pics  —  EXCLUSIVE  —  Rob Kardashian allegedly just jacked a photog's camera equipment ... law enforcement sources tell TMZ — and according to the photog, it was all because she snapped shirtless pics of the reality star.

MGM Partners With GK Films for New ‘Tomb Raider’ Movies  —  It will be the third feature based on the popular Lara Croft video game series.  —  MGM will partner with GK Films to develop a new action-adventure franchise based on Tomb Raider, the popular video game series.

Lindsay Lohan finds unlikely ally in Kristen Stewart  —  Lindsay Lohan has found an unlikely ally in her quest to be better understood by the public and the media — Kristen Stewart.  We have exclusively learned Lohan, who's refusing to go to court-ordered rehab until after Coachella, is hanging out with her.

'I'm not ashamed of my body': Kim Kardashian proudly displays her pregnancy curves in bejewelled figure-hugging dress  —  Kim Kardashian silenced her critics on Wednesday with another show-stopping outfit - and insisted she is not ‘ashamed’ of her pregnancy curves.

NEWS/Lindsay Lohan's Boyfriend Avi Snow Opens Up About New Ladylove: “She's a Lot of Fun”  —  Avi Snow is finally breaking his silence about Lindsay Lohan.  —  After their final Los Angeles show Tuesday night at the Bootleg Theater, the City of the Sun guitarist had nothing but fond things …

Exclusive: Shiri Appleby Gives Birth to a Baby Girl!  —  Shiri Appleby and Jon Shook are now the proud parents of a baby girl, the Girls guest star tells Us Weekly exclusively.  The engaged couple welcomed their little one on Saturday, March 23, in L.A. “She's heaven,” Appleby says of her daughter.

In Heroin Case  —  “Buckwild” star Salwa Amin has been arrested for the SECOND TIME in connection with a West Virginia drug raid last month ... a raid that turned up oxy pills and heroin ... TMZ has learned.  —  Amin was hauled in today on a bench warrant, which was issued after she allegedly blew off …

Anne Hathaway, Chloe Moretz & Sam Rockwell To Star In Lynn Shelton Pic  —  EXCLUSIVE: Anne Hathaway, Chloe Moretz and Sam Rockwell are all deep in negotiations to join Laggies.  The Lynn Shelton-directed dark comedy chronicles perpetual adolescent and late-twentysomething Megan (Hathaway) …

Jon Hamm Tired of Jokes About His ‘Impressive Anatomy’  —  ‘People feel the freedom to create Tumblr accounts about my c**k,’ says actor  —  Jon Hamm has a problem most men would love to have: people all over the world are convinced he has an enormous penis.

Hayden Panettiere Loves Giant Penis So Much She's Marrying It (Not A Jon Hamm Post)  —  Presumably to make Scotty McKnight feel like he has the smallest penis in the world, Hayden Panettiere not only ran back to Wladimir Klitschko but is now secretly engaged to him, according to Us Weekly:

Diana DeGarmo and Ace Young Finally Take Their Engagement Photos  —  Diana DeGarmo and Ace Young Diana DeGarmo and Ace Young Diana DeGarmo and Ace Young  —  Things are going really well for American Idol finalists Ace Young and Diana DeGarmo.  —  After becoming engaged on last May's Idol finale …