Rahzel

Rahzel M. Brown, also known as simply Rahzel, is an American musician and beatboxer, formerly a member of The Roots.

Nicknamed the "Godfather of Noyze," Rahzel is known for an ability to sing or rap while simultaneously beatboxing, as evidenced in his performances of "Iron Man" and his signature song "If Your Mother Only Knew", a hidden track on Make the Music 2000. His talents are showcased in various solo projects as well as on Ben Harper's 2000 single, "Steal My Kisses." He also provided his own voice on video games SSX and SSX Tricky. - Wikipedia