Despite Rehab Sentence  —  Lindsay Lohan continues to drink — and drink often — despite being sentenced this week to 90 days of lockdown rehab ... TMZ has learned.  —  Sources close to Lindsay tell TMZ she was at the bar of her hotel in Beverly Hills just hours after her court hearing on Monday ... knocking back vodka sodas.

Rihanna — Four Hours Late to Charity High School Gig  —  Four Hours Late  —  to Charity H.S. Gig  —  BREAKING NEWS  —  Rihanna made 2,500 students wait for over FOUR HOURS — crammed in a tiny high school gymnasium — before finally showing up for a mere 16 minutes, this according to local reports.

Photos: Tilda Swinton Is Sleeping In A Box At MoMA This Year  —  As if starring in David Bowie music videos wasn't already the coolest, Tilda Swinton has currently taken up residency sleeping at MoMA.  It's part of an unannounced, surprise performance piece called “The Maybe” …

APD issues arrest warrant for Gucci Mane after alleged assault on soldier  —  ATLANTA —  Atlanta police have issued an arrest warrant for a well-known rapper after a soldier said he was assaulted by him.  —  The soldier told Channel 2's Amy Napier Viteri he was just looking to get a picture …

Octomom — Welfare Fraud Investigation in Full Swing  —  Welfare Fraud Investigation  —  IN FULL SWING  —  EXCLUSIVE  —  The investigation into whether or not Octomom committed welfare fraud has begun, and TMZ has learned authorities have started to contact her former employers to see just how much money she's been making.

Jessica Simpson Plays Up Growing Baby Bump in Clingy Maxi Dress at Mall Appearance With Sister Ashlee Simpson: Picture  —  Jessica Simpson is wearing her second pregnancy well — despite what she told Ellen DeGeneres about feeling “exhausted” and snacking on Tums this time around.

Katy Perry & John Mayer: Love Gone Wrong  —  Katy Perry isn't one to miss catching up with girlfriends.  So on March 17 the pop star spent the morning hiking in Los Angeles with her pal Selena Gomez, then showed her support for the actress by checking out Gomez's latest flick, Spring Breakers, at a movie theater.

Bow Down!  First look at Beyonce's Queen Tara in new animated film Epic  —  She often referred to as Queen Bey by fans, and now Beyonce Knowles is bringing her regal touch to a new movie.  —  The 31-year-old, who recently released a controversial new song called Bow Down …

But They Can't Stop Divorce  —  Dennis and Kimberly Quaid are one happy family again ... with one big problem — they can't stop their divorce from going through.  —  TMZ has learned ... before getting back together, both Dennis and Kimberly signed the divorce documents and they are sitting …

Miley Cyrus Gives Happy, Funny Interview to Ryan Seacrest After Liam Hemsworth Returns to L.A.  —  Coincidence?  Miley Cyrus seemed to be in a great mood on Friday, March 22, just two days after fiance Liam Hemsworth flew back to L.A. from his native Australia, where he was visiting family and taking a …

Rider Strong & Boy Meets World Cast Visits Girl Meets World Set  —  It's time for Girl Meets World to meet the cast of Boy Meets World.  —  Fans of the 90s sitcom Boy Meets World were excited to learn of the Disney Channel's revamp of the series called Girl Meets World …

Ashley Greene — Inconsolable After Condo Fire  —  INCONSOLABLE  —  After Condo Fire  —  EXCLUSIVE  —  Cradling her dog's dead body, “Twilight” star Ashley Greene was utterly heartbroken at her West Hollywood condo this afternoon ... after the whole place went up in flames.

Britney Spears Holds Hands With New Boyfriend David Lucado: Picture  —  So happy together!  Britney Spears and rumored new boyfriend David Lucado weren't shy about showing their affection for one another when they stepped out in Thousand Oaks, Calif., on Friday, March 22, to do a little shopping.