Nas’ classic debut album, Illmatic, turned 20 years old yesterday. To help celebrate the anniversary, Nas brought out a special guest for his Coachella set last night, Lauryn Hill. The legendary singer came out to perform “Ready Or Not” from her days with The Fugees and “If I Ruled the World (Imagine That).” Nas also brought out Damian “Jr. Gong” Marley to perform “Welcome to Jamrock. You can catch footage of both below.