SXSW 2016: Car Seat Headrest, Lower Dens, Many More Playing Mazda + Hype Machine's Hype HotelSXSW 2016: Car Seat Headrest, Lower Dens, Many More Playing Mazda + Hype Machine's Hype HotelHype Hotel will host an impressive and eclectic array of artists at showcases throughout SXSW. You might want to stock up on sleep now.MazdaMazda