Kendrick Lamar Drops 'Good Kid, M.a.a.d City': Today in Hip-HopKendrick Lamar Drops 'Good Kid, M.a.a.d City': Today in Hip-HopOn this day, Oct. 22, in hip-hop history, Kendrick Lamar dropped his debut studio album, 'Good Kid, M.a.a.d city.'XXL StaffXXL Staff