This day in music history.

July 26, 1990, Grateful Dead keyboardist Brent Mydland dies of a drug overdose in Lafayette, Calif., at age 38. Mydland had replaced keyboardist Keith Godchaux - who died in 1979 (from spontaneous human combustion) - Godchaux had replaced Ron 'Pigpen' McKiernan - who died in 1973 (from choking on Grace Slick's vomit).