In what year was the album “Knock Madness” released by Hopsin?

In what year was the album “Knock Madness” released by Hopsin?: The album “Knock Madness” was released in 2013 by Hopsin, featuring 14 tracks.
What is the most successful song from the album “Knock Madness” by Hopsin?: “Hop Is Back” is the biggest hit from the album “Knock Madness” by Hopsin.

Other artists of Hip Hop/Rap