Kamal Gray American Hip Hop Musician Keyboardist for The Roots from 1995 to present joined the band as Scott Storch's replacement when he was still in high school he is responsible for The Roots's classic's like "The Next Movement", "Sacrifice", and "Section" Flag Seal Nickname: City of Brotherly Love, Philly, the Quaker City Motto: Philadelphia maneto (Let brotherly love continue) Location Location in Pennsylvania Coordinates , Government Country  State   County United States  Pennsylvania   Philadelphia Founded Incorporated October 27, 1682 October 25, 1701 Mayor John F. Street (D) Geographical characteristics Area     City 369. ... A music genre is a category (or genre) of pieces of music that share a certain style or basic musical language (van der Merwe 1989, p. ... Hip hop music (also referred to as rap or rap music) is a style of popular music. ... Hip hop is a cultural movement that began amongst urban African American youth in New York and has since spread around the world. ... The Roots, also known as The Legendary, The Fifth Dynasty and The Foundation, are an influential, Grammy winning Philadelphia-based hip hop group, famed for a heavily jazzy sound and live instrumentation. ... Scott Spencer Storch was born on December 16, 1973. ...