I know Fabolous is not an up-and-comer but I really liked this song when I first heard it and wanted to bring it to you now. Enjoy Fabolous "You Be Killin Em" which is produced by Ryan Leslie.
http://player.soundcloud.com/player.swf?url=http%3A%2F%2Fapi.soundcloud.com%2Ftracks%2F4948007%3Fsecret_token%3Ds-mPN8a&secret_url=false Fabolous - You Be Killin Em
"You Be Killin Em" is off Fabolous latest EP, There is No Competition Pt. 2: The Grieving Music (download), which came out August 31 to build buzz on his upcoming album, Loso's Way 2, dropping November 23. Enjoy!