Jay-Z signed J. Cole after hearing "Lights Please" and immediately contacted him. He released his second official mixtape, The Warm Up, on June 15, 2009. He appeared on Jay-Z's album The Blueprint 3 on a track titled "A Star Is Born". He is featured on Wale's debut album,Attention Deficit, after being featured on his mixtape. He recently worked with producer No I.D. for his upcoming debut album.