LOS ANGELES (CBS) — Celebrities — fans and friends — took to Twitter to express their shock and grief about the untimely death of singer/actress/legend Whitney Houston at 48. And they get so emotional…

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Ex-husband Bobby Brown was performing with his old group New Edition in Mississippi. He admittedly had trouble taking the stage. He told the crowd, “I love you, Whitney.”

“Dancing With the Stars” dancer Cheryl Burke: So sad to be writing this. My prayers go out to her family. RIP Whitney Houston.

Aretha Franklin: My heart goes out to Cissy, her daughter Bobbi Kris, her family and Bobby.

Dolly Parton: Houston did a famous remake of Parton’s “I Will Always Love You.” Mine is just one of millions of hearts broken over the death of Whitney Houston.

Eddie Murphy: R.I.P. Whitney Houston. #Retweet for Respect 1-Love, 1-Legend, 1-Nation!

Jane Fonda: Stunned by #Whitney’s death. So sad. Going to Clive’s pre-Grammy party. She was his darling. Whew

Lady Gaga: R.I.P Whitney Houston – She has won 415 Awards, 2 Emmys, 6 Grammys, 22 American Music Awards, 30 Billboard Awards, >300,000,000 Albums Sold

Actress Holly Robinson Peete: Please please please don’t let this be true….

“The View” co-host Sherri Shepherd: “Whitney I hope you found the peace in Heaven that you could never seem to find down here. RIP Ms. Houston “where do broken hearts go”

TV personality and husband of Mariah Carey, Nick Cannon: “To be absent from the body is to be present with the Lord” RIP to Whitney Houston a true queen.”

“Jessica Simpson:I found my voice singing Whitney Houston’s music. Today I lost my idol.

Mariah Carey: Heartbroken and in tears over the shocking death of my friend, the incomparable Ms. Whitney Houston.

Russell Simmons:R.I.P. Whitney Houston, really can’t believe this

Reality star Kim Kardashian: Just heard the tragic news that Whitney Houston passed away. I pray for her daughter & loved ones. We will always love you Whitney…

Joan Rivers: Whitney Houston. What a sad tragedy-the end of the life of an incredible talent. RIP to an amazing singer and legend.

Talk show host Rosie O’Donnell: Dear God … There is a grief that can’t be spoken #DEVASTATED

Tennis great Serena Williams: #OneMomentInTime has propelled me to many of my grand slams victories. #whitneyhouston

Kelly Osbourne: i truly hope you are in peace #WhitneyHouston i feel so honored to have known you! i love you RIP!

Simon Cowell: “I am so sad to hear about Whitney. We have lost one of the greatest singers of all time.”

Oscar winner Goldie Hawn: I am so very sad to hear of Whitney Houston’s passing. She was one of our great artist that graced us all. May she rest in peace.

Singer Gloria Estefan: Shocked we’ve lost the immensely talented Whitney Houston! Sending prayers of peace & solace 2 her family, friends & fans! Such a loss!

Estefan also tweeted her grief in Spanish. Siento mucho la perdida de Whitney Houston! Enviando oraciones a su familia, amigos y fans para que tengan paz durante este momento difícil!

Author Terry McMillan: And what about her daughter?

CBS News’ Byron Pitts: Hers was a gift from God. A gift that gave us all joy

Singer Toni Braxton: She’s paved the way for every single singer in the music industry. Iconic, legendary, innovating, amazing, humble…1 the best in the world

Newark Mayor Cory Booker: RIP Whitney Houston, a Legend and great American artist. And always, one of Newark’s and New Jersey’s treasured daughters.

LaToya Jackson: I can’t fathom the fact that #whitneyhouston has died! My heart goes out 2 her mother, daughter & her love ones. #Whitney U will be missed!

Comedian Kathy Griffin who often made jokes about Houston in her act: “She was A TALENT & A LEGEND. She was never a “reality star” No jokes from me about Miss Houston today.”

Bravo’s Andy Cohen, host of “Watch What Happens Live” So sad. One of my favorites. The golden, pure voice will live forever. #RIPWhitney

Director Adam Shankman: I choreographed I’m your baby tonight miss you angel

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CBS2 Anchor Pat Harvey: I’m so sad. Praying for her family. Whitney’s first album came out the year my daughter was born. Rest in peace.

Reality star and Kardashian mom Kris Jenner: So so sad that Whitney Houston died.. praying for her daughter and her family…tragic..just heartbreaking..amazing talent, amazing voice..

Political observer Donna Brazile: #Whitney Houston achieved cross over appeals with hit after hit. Sitting on the train next to a man playing her songs one after another.

“Entertainment Tonight” co-host Nancy O’Dell: “I am in shock and so sad…Whitney Houston reported dead.”

“Bold And Beautiful” star Brandon Beemer (Owen): RIP Whitney Houston. My heart goes out to her family and loved ones. She was blessed with such an amazing talent.

“Young And The Restless” star Greg Rikaart (Kevin): I remember being wow’ed the first time I saw the video for ‘The Greatest Love of All’ on MTV. Terribly sad news. Thoughts r w/ her family.

Jennifer LopezSuch a loss. One of the greatest voices of our time. Sending out prayers to her family.”

Robin Leach: Whitney’s mentor, record mogul CliveDavis holds annual Grammy Eve party in LA set for tonight- how will he cope with her death?

Author Jackie Collins: Whitney Houston is dead. A beautiful & talented woman RIP Whitney

Actor LeVar Burton:Damn! I don’t even known what to say… #RIPWhitney

Actress Rita Wilson: “So terribly sad. Whitney Houston should have lived a long life. Her gift was God given.”

“Chopped” judge and celebrity chef Alex Guarnaschelli: I grew up on Whitney Houston songs. Her voice had a way of getting you thru the hard stuff and celebrating the good stuff She will be missed

Howard Stern sidekick Robin Quivers: Whitney, we missed you even before you were gone. RIP.

Tori Spelling:N shock about Whitney Houston’s death.Not shocked media already talking abt wht led2 it. She was a legend. Let her family&fans mourn&shut up

“The Early Show’s” Jeff Glor: Super Bowl performance may have been the most carefree, soaring, perfect performance I’ve ever seen #Whitney

Singer Sam Harris: I am just so so sad. I can’t believe the news about Whitney Houston. I first saw her perform when she was about.

Actress Lauren Holly:So sad about Whitney. Years ago we shot catalogues together, she singing to me all the days, telling me it was her dream. I was so lucky.

Radio deejay Rick Dees: Such a voice, such an incomparable, moving talent. There will never be anyone like Whitney. God bless

Film critic Roger Ebert:For addicts, using has long, long since ceased being any form of pleasure. It’s a sentence. My heart goes out to its captives.

Singer Solange Knowles:I will always remember Whitney Houston as a true, outstanding, talent. A radiant beauty. A magical smile. A voice that made you shiver.

Forest Whitaker: May gods breath surround you, Whitney. And may you be held in the arms of the angels. Please, pray to comfort all those who hold her dear

Chris Kattan: I remember how sweet Whitney Houston was [to] us cast members on SNL. The world just lost an incredible voice. Just like that. Tragic.

Los Angeles Mayor Antonio Villaraigosa: We mourn the passing of Whitney Houston, one of the greatest voices of all time.

Legend Tony Bennett:It’s a tragedy. Whitney Houston is the greatest singer I ever heard and she will be truly missed.

Katie Couric:So sad to hear the news of Whitney Houston’s passing. What a tragic loss. She was an unbelievable talent.

MC Hammer:Whitney Houston, I will always miss you I always loved you and my heart grieves for my sister gone to soon. (RIP Whitney)

Fergie:Whitney was a vocal idol for me as a young girl. I am so sad.

Larry King:At Clive Davis’ annual pre Grammy party. It’s surreal. The only topic is Whitney Houston..,as it should be.

Quincy Jones:I always regretted not having had the opportunity to work with her. She was a true original and a talent beyond compare. I will miss her terribly.

Smokey Robinson:I’ve known Whitney since she was a little girl and I loved her. She was like family to me. I will miss her.

Bruno Mars: “This is terrible news. I’m sick to my stomach. Nobody sang like Whitney.”

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IMAGES: Whitney Houston’s Life Remembered