Gene Kelly sings: I'm Singing in the Rain, in the 1952 movie: Singing in the Rain.
water
Blind Melon
Bruno Mars
The artist Who sings It Will Rain Bruno Mars
superchick
Frank Sinatra
The Doors
Selena Gomez sings it. Rihanna does too, but i personally think that Selena sings it better.
Terence Trent D'Arby
The Cascades
Luke Bryan