Go Crazy (Featuring JAŸ-Z) [Edited Version]

"Hard" is a song by the Barbadian singer Rihanna from her fourth studio album, Rated R (2009). The song features a guest verse from American rapper Young Jeezy, credited only as "Jeezy" on the album (and who is now officially known as such). The artists co-wrote the song with its producers, The-Dream and Tricky Stewart. "Hard" was sent to radio by Def Jam Recordings on November 10, 2009, as the second United States single from Rated R. It is a hip hop song and features military horns, hissing synthesizers, sharp beats and piano chords.