The contestants:
Kendrick: http://www.hiphopdx.com/index/singles/id.25222/title.Big+Sean+f.+Kendrick+Lamar+%26+Jay+Electronica-Control+%28HOF%29
Joel Ortiz
http://www.hiphopdx.com/index/singles/id.25225/title.Joell+Ortiz-Outta+Control+%28Response+to+Kendrick+Lamar%29
Lupe...