<P> Skylar Grey said that she and da Kid came to the studio with the hook and `` the track '' prepared ; ( Dre and Eminem ) loved it . Eminem had then gone into the back room , and came out two hours later , and said that he was done writing his verses . Grey also said that she was in tears when she heard Eminem 's verses for the first time and that da Kid initially proposed featuring Lady Gaga on the hook , but Eminem insisted on having Grey 's vocals , and said that they were not taking her voice off the track . In the song Eminem raps two verses about his mentor , thanking Dre for believing in him in his early days and returning the favor , before Dre delivers the song 's final verse . </P>
<P> Skylar Grey said that she and da Kid came to the studio with the hook and `` the track '' prepared ; ( Dre and Eminem ) loved it . Eminem had then gone into the back room , and came out two hours later , and said that he was done writing his verses . Grey also said that she was in tears when she heard Eminem 's verses for the first time and that da Kid initially proposed featuring Lady Gaga on the hook , but Eminem insisted on having Grey 's vocals , and said that they were not taking her voice off the track . In the song Eminem raps two verses about his mentor , thanking Dre for believing in him in his early days and returning the favor , before Dre delivers the song 's final verse . </P>
who was i need a doctor written for
who was i need a doctor written for
Dre
Dre