Simone Battle: Celebrities React to Singer's Death

American actress and singer Simone Battle, member of the girl pop group G.R.L. has been found dead, after an apparent suicide.

The former X Factor contestant was found hanging in a bedroom closet in her Los Angeles home. She was 25.

G.R.L. member Natasha Slayton took to her Instagram to share her shock.

"I really don't know how to form thoughts and words rights now. I am inexplicably heartbroken and overcome with sadness over the loss of our best friend and sister, Simone Battle. I am so grateful to have shared some of the best experiences of my life with her, and I will forever be thankful to every ounce of strength, courage and determination she taught me."

"She was one of the most talented and brilliantly beautiful people (inside and out) I have ever met," she went on. "Simone, I will never understand why you left the way you did, but I will forever love you. Thank you for sharing your endless talents and beautiful, glowing heart with us all. I love you so much."

Celebrities including Simon Cowell, Nicole Scherzinger,took to Twitter to send thoughts and condolences to her family and friends.

I am so sad to hear about the news Simone Battle has passed away. She was such a fun nice person. It's such a loss. Rest in peace Simone.
— Simon Cowell (@SimonCowell) September 6, 2014

Devastated & upset to hear about the passing of @GRLSimone.
My prayers go out to her family @robinantinpcd @GRL & my ReignDeer family.
— Nicole Scherzinger (@NicoleScherzy) September 6, 2014

Such tragically sad news to hear of the passing of Simone battle.. My thoughts and prayers are with her loved ones #RIPSimone
— Cheryl (@CherylOfficial) September 6, 2014

I'm so beyond devastated by the loss of our beautiful Simoneâ¤ï¸ ... Simone I will miss your smile, Yourâ€¦ http://t.co/wZOcyR37hW
— Robin Antin (@robinantinpcd) September 6, 2014

My heart & prayers go out 2 @GRLSimone's family, band mates, & loved ones. Such a beautiful sweet promising star. May she rest in peace. xoP
— Paula Abdul (@PaulaAbdul) September 6, 2014

rest in peace simone battle :( cant even imagine what that must be like, praying for her group members and her family/loved ones :(
— camila (@Camila_Cabello) September 6, 2014

#RIPSimoneBattle @GRLSimone rest in paradise! #XFactorUSA2011 @TheXFactorUSA
— ELLONA (@EllonaSantiago) September 7, 2014

Still in shock about the devastating news,I can not belive Simone battle is no longer with us......â€¦ http://t.co/gi5jnmF5Dz
— Melanie Brown (@OfficialMelB) September 7, 2014

A very sad day 4 all of us who had the blessing of knowing u @GRLSimone. My heart & prayers are with my dear friends @GRL..& Simone's family
— Wilmer Valderrama (@WValderrama) September 6, 2014

Heartbreaking to hear that @GRLSimone has passed away. Such a beautiful girl, and someone I only met two weeks ago. Rest in peace x
— James McVey (@TheVampsJames) September 6, 2014

My thoughts and my prayers are going out to @GRLSimone's family and friends. rest in peace beautiful.
— Willie Jones (@WillieJones) September 6, 2014

We're losing so many beautiful young, talented, gifted ones. Walk in love. Be nice, Be encouraging. Support each other â¤ï¸ #SimoneBattle
— NORELLE (@Norelleiam) September 6, 2014