BOO GAZING: CELEBS OUT: MICHELLE OBAMA, KIM KARDASHIAN, MARIAH CAREY, USHER, JOHNNY DEPP & MORE

First Lady Michelle Obama join the #BringBackOurGirls movement, she tweeted "Our prayers are with the missing Nigerian girls and their families. It's time to #BringBackOurGirls. -mo"

Mariah Carey is certainly pulling out all the stops to get people talking. The 44-year-old nearly spilled out of her very low-cut, figure-hugging frock as she arrived at David Letterman's studio in New York City.

Friends in high places! Kim Kardashian found herself in the elite company of President Barack Obama as she showed her support for survivors of the Armenian genocide at the USC Shoah Foundation 20th Anniversary Ambassadors For Humanity Gala in LA on Wednesday night.

Golden girl: Rita dazzled in this Emilio Pucci gown on the red carpet at Gabrielle's Gala.

Wendy Raquel Robinson and Hosea Chanchez arrive at the Independent School Alliance For Minority Affairs Impact Awards Dinner at the Beverly Wilshire Four Seasons Hotel in Beverly Hills, California.

A night after attending the glam Met Gala, Johnny Depp and fiancée Amber Heard are at it again, stepping out for Spike TV's Don Rickles: One Night Only event in N.Y.C.

Making friends in high places: Khloe Kardashian's beau, rapper French Montana, cuddled up to Kris Jenner in an Instagram snap she posted on Wednesday,  after he was left off Kim and Kanye West's wedding guest list .

Usher stops by the set of Extra in Hollywood, California.

Serena Williams celebrates after winning her women's singles second round tennis match against Chinese player Peng Shuai at the Madrid Masters at the Magic Box (Caja Magica) sports complex in Madrid.

Halle Berry plays an astronaut in the TV series Extant, but she arrives on the show's L.A. set on Wednesday looking down to earth.

BOO GAZING: CELEBS OUT: JENNIFER LOPEZ, JESSICA SIMPSON, USHER, DIDDY, KIM KARDASHIAN & MORE

I luh ya papi! Jennifer Lopez and boyfriend Casper Smart may be dressed in blue, but they're feeling happy at the 25th Annual GLAAD Media Awards in L.A. on Saturday, where Lopez was honored.

The 26-year-old dons a sizzling black minidress in Santa Monica.

Jessica Simpson makes a stunning entrance to the 11th Annual Stuart House Benefit, held at the West Hollywood boutique of her Fashion Star co-judge John Varvatos.

Usher smiles ear to ear while listening to contestants on the 'The Voice'.

Jamie Foxx points to fans who attended the 'The Amazing Spider-Man 2: Rise Of Electro' Rome Premiere at The Space Moderno Cinema in Rome, Italy.

On the hunt: Kim Kardashian wore a god awfulvelvet gown to look at a possible wedding location just outside of Paris with her b.f.f. Kanye.

Jenny McCarthy sips Vemma Renew at New York’s Bryant Park Hotel.

Vanessa Williams seen leaving the Rockefeller building in New York City.

Aging badly...'Puff Daddy' attends Neon Carnival in Thermal, California.

BOO GAZING: CELEBS OUT: SCARLETT JOHANSSON, RIHANNA, JAMIE FOXX, KIM KARDASHIAN,BEYONCE, BLUE IVY & MORE

Up top! Mom-to-be Scarlett Johansson high-fives costar Samuel L. Jackson at Monday's Beijing, China, premiere of their film Captain America: The Winter Soldier.

The First Lady of fitness jumps rope with kids on the City Wall in Xian in China's central Shaanxi province.

Jamie Foxx, Emma Stone and Andrew Garfield attends the photocall and press conference for “The Amazing Spider-Man 2″ in Beijing, China.

Rude Girl! All eyes were on Rihanna once again outside Tramp night club in London on Tuesday evening, as she joined boyfriend Drake at the afterparty for his show at O2 arena.

Lady Gaga arriving at Z100 Radio Station in New York City.

Sheer daring: Kim Kardashian showed off her black bra and high-waisted underpants in a lace grey dress as she stepped out in NYC some say they look like granny panties?  I kinda like this dress but it's like 20 degrees in NYC ...trying to hard. 

Fit and fabulous: Paula Patton kept it casual when she left, opting for skintight black leggings, black high-top trainers, a polka-dot varsity jacket and red handbag

Britney Spears was seen getting on a flight with her son Sean and her bodyguards at LAX.

The "Georgia Peach" strikes a pose with the star of Captain America: The Winter Soldier at the Atlanta Screening at Cinebistro in Atlanta, Georgia.

Trey Songz alum performs at mtvU Spring Break 2014 at the Grand Oasis Hotel in Cancun, Mexico.

She wants to be just like her mama! Bey also shared this adorable picture of Blue as she tried on her mom's hilariously huge glasses.

Hot mama! The 32-year-old was stylish as ever in navy blue and white checked pants, a matching vertical striped short-sleeve blouse and pale green stilettos, with a black bowler hat topping her long golden tresses.

BOO GAZING: CELEBS OUT: NAOMI CAMPBELL, JENNIFER ANISTON, STEVE HARVEY, EVA LONGRIA & MORE

Dressed to impress! Jennifer strutted her stuff as she made her way into the studio to film the latest episode of American Idol on Wednesday.

Tyler Perry arrives on the Tonight Show with Jimmy Fallon in New York City.

Gwyneth Paltrow and BFF Chelsea Handler joined forces at the Alex Theatre in Glendale, Calif. March 11, where they gabbed onstage for a "Live Talks" event.

After hanging out (and dancing with!) maybe-on-again love Justin Bieber the day before, Selena Gomez resurfaced on the Highline in Manhattan's Meatpacking District March 11 for a photo shoot.

Steve Harvey and NBA Hall of Fame member Magic Johnson pose with Mickey Mouse during the 'Disney Dreamers Academy.

Justin Theroux and Jennifer Aniston maintain a handy connection (and flaunt that ring) while heading to dinner in New York.

Naomi Campbell seen leaving an office building in New York City.

Jennifer Hudson performs during the Pinoy Relief Benefit concert at Madison Square Garden in New York City.

Cory Hardrict and Tia Mowry attend the premiere of Disney's Muppets Most Wanted at the El Capitan Theatre in Hollywood, California.

Eva Longoria departing on a flight at LAX airport in Los Angeles, California.