The song samples "It Be's That Way Sometimes" by Joe Simon. The song was originally intended for 50 Cent's album Get Rich or Die Tryin' and featured rapper Trina. After Trina sent her verse back to 50 Cent, he decided that she wasn't suited well for the song.
The song samples "It Be's That Way Sometimes" by Joe Simon, which was intended for 50 Cent's album "Get Rich or Die Tryin'" and featured rapper Trina.  However, 50 Cent ultimately decided that Trina wasn't the right fit for the track.