Tribeca Film Festival to premiere documentaries about Alicia Keys, Tierra Whack and Biz Markie Thursday, April 20 by ABC NewsThis year's Tribeca Film Festival will feature documentaries about Alicia Keys, Tierra Whack and the late Biz Markie.According to the festival website, All Up in the Biz, directed by Sacha Jenkins, highlights the mark Biz Markie made on hip-hop via a combination of rare clips, reenactments, playful animation and... Read More.