"You Be Killin Em" is a song by American rapper Fabolous, released as the first single from his debut extended play There Is No Competition 2: The Grieving Music EP (2010). Recorded at Tainted Blue Studio, NYC, the song was co-produced by American musicians Ryan Leslie and Kid Cudi. The song was released to radio on November 23, 2010. The song contains a sample of “Synthetic Substitution” as performed by Melvin Bliss and written by Herb Rooney.