 Usher and Alicia Keys had previously collaborated with the remix of Keys ' 2004 single " If I Ain 't Got You " , which was released in the United Kingdom . During the production of Usher 's fourth studio album , Confessions , they thought of various female singers to pair him with on the song . Usher and Kortney Kaycee Leveringston 's rare demo version can be found floating on the Internet . Although it was and still is widely believed that it was Beyoncé . However , Jermaine Dupri , who co @-@ wrote the song including Usher 's number @-@ one hits " Yeah ! " , " Burn " , and " Confessions Part II " , felt that he had established good relationship with Keys since she had worked with him and Usher . 
 Usher and Alicia Keys <a href='been_done' title='1'><mark>had</mark></a> previously collaborated with the remix of Keys <a href='null_genetive' title='2'><mark>'</mark></a>2004 single " If I Ain 't <a href='uninflect' title='3'><mark>Got</mark></a> You " , which was released in the United Kingdom . During the production of Usher <a href='null_genetive' title='4'><mark>'s</mark></a>fourth studio album , Confessions , they thought of various female singers to pair him with on the song . Usher and Kortney Kaycee Leveringston <a href='null_genetive' title='5'><mark>'s</mark></a>rare demo version can be found floating on the Internet . Although it was and still is widely believed that it was Beyoncé . However , Jermaine Dupri , <a href='null_relcl' title='6'><mark>who</mark></a><a href='uninflect' title='7'><mark>co</mark></a> @-@ wrote the song including Usher <a href='null_genetive' title='8'><mark>'s</mark></a>number @-@ one <a href='uninflect' title='9'><mark>hits</mark></a> " Yeah ! " , " Burn " , and " Confessions Part II " , felt that he <a href='been_done' title='10'><mark>had</mark></a> established good relationship with Keys since she <a href='been_done' title='11'><mark>had</mark></a> worked with him and Usher . 
Usher and Alicia Keys done previously collaborated wid the remix of Keys  2004 single " If I Ain 't Get You " , which was released in the United Kingdom . durin da production of Usher  fourth studio mixtape , Confessions , they thought of various female singers to pair em with on the song . Usher and Kortney Kaycee Leveringston  rare demo version can be found floating on tdaInternet . Although it was and still is widely believed dat it was Beyoncé . However , Jermaine Dupri , coed @-@ wrote the song including Usher  number @-@ one hit " Yeah ! " , " Burn " , and " Confessions Part II " , felt tdathe done established good relationship wwittKeys since she done worked with him and Usher .