Hip-hop quartet SOB x RBE greets the crowd after taking the stage. SOB x RBE sells out the McDonald Theatre in Eugene, Ore. on Mar. 24, 2018. (Phillip Quinn/Emerald)

Lul G of SOB x RBE raps to the crowd. SOB x RBE sells out the McDonald Theatre in Eugene, Ore. on Mar. 24, 2018. (Phillip Quinn/Emerald)

Yhung T.O. of SOB x RBE performs a verse. SOB x RBE sells out the McDonald Theatre in Eugene, Ore. on Mar. 24, 2018. (Phillip Quinn/Emerald)

SOB x RBE member DaBoii raps his verse from Calvin Cambridge. SOB x RBE sells out the McDonald Theatre in Eugene, Ore. on Mar. 24, 2018. (Phillip Quinn/Emerald)

SOB x RBE member Yhung T.O. raps to the crowd. SOB x RBE sells out the McDonald Theatre in Eugene, Ore. on Mar. 24, 2018. (Phillip Quinn/Emerald)

SOB x RBE throw water to hype up the crowd. SOB x RBE sells out the McDonald Theatre in Eugene, Ore. on Mar. 24, 2018. (Phillip Quinn/Emerald)

Lul G of SOB x RBE greets fans during his verse. SOB x RBE sells out the McDonald Theatre in Eugene, Ore. on Mar. 24, 2018. (Phillip Quinn/Emerald)

SOB x RBE member Lul G embraces the crowd. SOB x RBE sells out the McDonald Theatre in Eugene, Ore. on Mar. 24, 2018. (Phillip Quinn/Emerald)

Slimmy B of SOB x RBE dances during his verse. SOB x RBE sells out the McDonald Theatre in Eugene, Ore. on Mar. 24, 2018. (Phillip Quinn/Emerald)

SOB x RBE performs songs from their recent album, GANGIN. SOB x RBE sells out the McDonald Theatre in Eugene, Ore. on Mar. 24, 2018. (Phillip Quinn/Emerald)