Gay rights group GLAAD and Interscope Records have joined forces to release a song featuring Britney Spears, Jennifer Lopez and Mary J. Blige in tribute to the victims of last month's massacre in Orlando, Florida.
The song, called "Hands", has been released on iTunes.
It also includes Selena Gomez, Imagine Dragons, Juanes, Pink, RuPaul, Meghan Trainor and Gwen Stefani.
Sales from the song will benefit the Equality Florida Pulse Victims Fund, the GLBT Community Center of Central Florida and GLAAD.
The June 12 shooting at the Pulse nightclub left 49 people dead and dozens injured.
Jason Derulo, Kacey Musgraves, Prince Royce, Nate Ruess, Adam Lambert, Tyler Glenn of Neon Trees, Mary Lambert and the Trans Chorus of Los Angeles also perform on the song.
Several of the artists shared special messages about working on the song:
Fans also reacted with glee: