"Smoke" is a song by American hip hop recording artist 50 Cent, released on March 31, 2014, as the fourth single from his fifth studio album "Animal Ambition" (2014). The song features singer Trey Songz and is produced by Dr. Dre, Dawaun Parker and Mark Batson. This is the only song of "Animal Ambition" that is produced by 50 Cent's longtime mentor Dr. Dre.

Can we draw the following conclusion?
Trey Songz sings on Smoke
Yes