Tributes from U2, Lady Gaga, Big Boi Pour In Following Amy Winehouse's Death

Tributes from U2, Lady Gaga, Big Boi Pour In Following Amy Winehouse's Death
This weekend, the music world was saddened at the loss of troubled soul singer Amy Winehouse, who was found dead in her London apartment on Saturday (July 23). She was just 27 years old.

The cause of death has still not been determined; an autopsy was inconclusive, and the Associated Press reports that further toxicology tests will take two to four weeks.

In the meantime, the tributes to Winehouse have been pouring in from all around the world. Many musicians have spoken out and expressed their sadness at the loss of the talented vocalist, who had become a tabloid sensation due to her substance abuse problems and volatile public persona.

Musicians paying their respects to Winehouse already included M.I.A., who posted a new song called "27" shortly after the news emerged, and below you can read a number of artist reactions to the sad news of her loss:

Katy Perry: "RIP Amy Winehouse. May she finally find peace." [via Twitter]

Lady Gaga: "Amy changed pop music forever, I remember knowing there was hope, and feeling not alone because of her. She lived jazz, she lived the blues." [via Twitter]

Big Boi: "Kurt Cobain, Janis Joplin, Jim Morrison, Jimi Hendrix and now Amy Winehouse. All died aged 27. RIP to you all. #amywinehouse" [via Twitter]

U2: "We wrote this next song ['Stuck in a Moment You Can't Get Out Of'] for Michael Hutchence, but you will understand if tonight we play it for Amy Winehouse." [via YouTube]

Diplo: "Fuck!! I totally forgot to die at 27.. Now im gonna have to turn into everything i hate" [via Twitter]

Mark Ronson: "She was my musical soulmate & like a sister to me. this is one of the saddest days of my life" [via Twitter]

Best Coast: "Still one of my favorites: http://t.co/Xq9PFB0 RIP amy winehouse :/" [via Twitter]

Rihanna: "Dear God have mercy!!! I am SICK about this right now! #DearAmy... #DearAmy U made a MAJAH impression on this industry and throughout the world, in such a short space of time...too short! #ICONSneverDIE" [via Twitter]

Said the Whale: "Really saddened to hear about Amy Winehouse. @hiddenponymusic - pour one out for us in Camden tonight." [via Twitter]

Rick Ross: "Wanted to collab w/ Amy Winehouse...r.i.p...smoking 1 in your memoryyy!!" [via Twitter]

Billy Bragg: "It's not age that Hendrix, Jones, Joplin, Morrison, Cobain & Amy have in common -- it's drug abuse, sadly #27club" [via Twitter]

Nas: "R.I.P Sis. Why u couldn't chill???? why the F*ck U Leave? Love U Sis!" [via Twitter]