J. Period drafts Jay Electronica to rock the mic on the exclusive new track "In The System" from his #MARCH9REVISITED mixtape, which dropped just ahead of the 17th anniversary of the The Notorious B.I.G.'s death on March 9th. The track samples a famous phrase from "The World Is Filled..." on the Life After Death LP - Biggie's second and final studio album. The mixtape from J. Period and the 1200 Squad also features appearances from Busta Rhymes, Lil Kim, Diddy, Jay Z and Snoop Dogg. Check the track below to listen to "In The System" from J. Period and Jay Elec. Scroll down to stream the #MARCH9REVISITED Mixtape. Stay tuned for more from J. Period.