Da Flatlynerz Deliver a Hip-Hop Masterpiece with Showtime at the Rialto Da Flatlynerz are a testament to Rialto's resilience and creativity. QP and 40oz OC never went away. From their high school days of cyphers and freestyling over beats to teaming up to form one of IE's best duo groups, Da Flatlynerz are a household name in the 909. With their latest single, "Aint Built Da Same," the title says alone. This symphony layered soundscape sets the tone of the maturity and patie