By Kelly Schremph, Hollywood.com Staff

Less than an hour ago, news broke that five-time Grammy winner, Donna Summer, died this morning from cancer, at the age of 63. Obviously, this is a tragic loss for the music community given the singer's global impact on the world, and already Hollywood celebs have taken to Twitter to express their condolences. Take a look at all of the heartfelt messages below, which show that although the singing legend may be gone — she'll not soon be forgotten. RIP Donna. You will be missed!

Neil Patrick Harris: ""Donna Summer passed away today. Same day as Jim Henson, 22 years ago."" - @ActuallyNPH

La Toya Jackson: ""My condolence to #Donna Summer's family & love ones. She will be terribly missed. She was truly the #Disco Queen!"" - @LaToyaJackson

Gloria Estefan: ""Few singers have impacted music & the world like Donna Summer! It's the end of an era. Peace & prayers 2 all who loved her. I will miss her!"" - @GloriaEstefan

Madonna: ""Rest in peace Donna Summer."" - @MadonnaWolrd

Mario Lopez: ""R.I.P Donna Summer...I remember roller skating to hits like ""Last Dance"" ""Hot Stuff"" & ""Bad Girls."" Synonymous with the 70's.. #QueenOfDisco"" - @MarioLopezExtra

Billy Ray Cyrus: ""R I P #Donna Summer LEGEND !!! Your music will live forever."" - @BillyRayCyrus

Nigel Lythgoe: ""One of my favorite singers of all time, Donna Summer, is dead. She defined dance music in the 70's and had a wonderful voice and personality"" - @dizzyfeet

Kerry Washington: ""Wow...RIP."" - @KerryWashington

Glee's Amber Riley: ""Omg :( RT @PerezHilton: Disco legend #DonnaSummer has died!"" - @MsAmberPRiley

Alyssa Milano: ""I used to do interpretative dance in my living room to Donna Summer's music when I was a little girl. Rest in peace."" - @Alyssa_Milano

Jennifer Coolidge: ""She worked hard for the money. So hard for it, honey. RIP Donna Summer."" - @JenCoolidge

RuPaul's Drag Race: ""Donna Summer, your last dance with remain in our hearts forever."" - @RuPaulsDragRace

Blue's musician Sean Costello: ""This song is going to come up all day on your Twitter feed. And it should. It's amazing. R.I.P. Donna Summer."" - @valhalladsp

Singer Amy Grant: ""From Team Amy -- we just heard the news of Donna Summer's passing. Our thoughts and prayers go out to her family."" - @AmyGrant

Timbaland: ""this cant be tru....i cant believe this RIP Donna Summer. at a lost 4words."" - @Timbaland

Adam Shankman: ""Sleep sweetly eternally my Amazing Donna Summer! Tonight, after my prayers, I will dance the last dance and think of you. Xoox."" - @AdamMShankman

Boyz II Men: ""It's unfortunate that we have to say goodbye to another amazing talent. Donna Summer, Queen of Disco, our condolences to her family!"" - @BoyzIIMen

Niecy Nash: ""RIP Donna Summer."" - @NiecyNash

More:

Donna Summer, Music Legend, Dies at 63: Report

[Image: DonnaSummer.com]