O.J. Simpson — Buried Knife Found at O.J.'s Estate  —  A construction worker found a knife buried on the perimeter of the former O.J. Simpson estate ... and it's currently being tested by the LAPD in a top secret investigation ... law enforcement sources tell TMZ.  —  The story is incredible.

Bobbi Kristina — Cause of Death ... Drowning, Cocaine, Booze and More  —  Cause of Death ...  DROWNING, COCAINE, BOOZE AND MORE … Bobbi Kristina Brown's official cause of death is eerily similar to her mother, Whitney Houston — drowning while using a bunch of drugs, but the autopsy could not determine if there was foul play.

Billboard Cover: Macklemore & Ryan Lewis Are Determined to Speak Out on Race and Stop Being ‘Silent Out of Fear’  —  EMAIL ME  —  Macklemore, the 32-year-old born Ben Haggerty, is like a black comedian's caricature of a white rapper: He looks like a real-life Bart Simpson.  He graduated from Evergreen State College.

Arrested In Arizona  —  Terrell Suggs was arrested in Scottsdale, Arizona early Friday morning ... TMZ Sports has learned.  —  Law enforcement confirms the Baltimore Ravens superstar was booked at 2:03 AM — and released on citation at 3:21 AM.  —  Our sources tell us the 33-year-old …

Rihanna Covers April Vogue  —  RIHANNA stars on her second British Vogue cover this month, exclusively announcing and showcasing her collaboration with footwear maestro Manolo Blahnik.  —  RELATED GALLERY  —  Inside the issue, the singer models her favourite design from the new collection …

Amanda Seyfried and Her Last Word Costar Thomas Sadoski Are Dating!  —  Amanda Seyfried is officially off the market.  —  The Love the Coopers actress has recently started dating Thomas Sadoski, PEOPLE has confirmed.  The couple are currently costarring together in the upcoming film The Last word.

Bethenny Frankel Confirms Health Scare: 'I'm Dealing with It Head On'  —  Bethenny Frankel is sharing more details about a health issue that was first hinted at in the new trailer released Monday for the upcoming season of The Real Housewives of New York City.

NINA DIRECTOR RESPONDS TO CASTING CONTROVERSY  —  Nina Simone estate slams Zoe Saldana  —  See Zoe Saldana as Nina Simone in long-awaited ‘Nina’ trailer  —  After a long and troubled path to theaters, including cast changes and a lawsuit, director Cynthia Mort's biopic of legendary singer …

POWER RANGERS FIRST LOOK: GET A SNEAK PEEK AT THE NEW TEENAGERS WITH ATTITUDE  —  It's most certainly morphin' time!  —  The Saturday morning TV staple Power Rangers (née Mighty Morphin) is coming to theaters in 2017 with a big-screen revival that will introduce a new version of the classic line-up of five alien-blasting teens.

Christina Aguilera's Husband Caught DWB ... Driving with Baby in His Lap (PHOTOS)  —  Husband Caught DWB ...  DRIVING WITH BABY IN HIS LAP  —  21 MINUTES AGO BY TMZ STAFF  —  Christina Aguilera's husband gave their daughter her first driving lesson ... unfortunately she's only 18 months old.

Donald Trump Gets AIDS In A New Movie, And That Has Studio Execs In A Panic  —  Afraid of Trump's reaction, they're “subtly trying to make it disappear,” says an industry source.  —  Washington bureau chief for The Huffington Post  —  Audiences at screenings around the world …

Kaley Cuoco: “Of Course I'm a F*cking Feminist”  —  The April cover star discusses her views on love, marriage, and independence.  —  On her marriage with Ryan Sweeting ending: “[What happened] changes the way I look at marriage, and that makes me sad.  It does not change the way that I look at love.

TAKES $30 MIL PRICE PLUNGE  —  EXCLUSIVE DETAILS  —  Celine Dion is looking to sell and sell quickly — she's slashed the asking price on her resort-like home on Jupiter Island, Florida ... to $45.5 million!  —  Yeah, ya still gotta break the bank to buy it, but the price …

Khloé Kardashian on How She Handled the ‘Fat Sister’ Label, Her Split from Lamar and More  —  With her new book, Strong Looks Better Naked making best seller lists, a weight-loss television show in the works, and of course, her new fitness-driven lifestyle, Khloé Kardashian …

Caitlyn Jenner Wants To Be Ted Cruz's “Trans Ambassador”  —  Hearing a trans person calling Presidential candidate Ted Cruz “very nice” is like hearing a seal wax ecstatic about her new shark buddy.  But the former scenario has happened, at least once.  —  Cruz, you see, is virulently anti-trans.

Mama June — Remains Hospitalized ... Mystery Illness  —  Remains Hospitalized  —  ... MYSTERY ILLNESS … Mama June is still laying in a Georgia hospital because doctors can't figure out what caused her fainting spells ... TMZ has learned.  —  According to our sources …