As you undoubtedly first read on Sunday in the never-sleeping Ausiello Report, Grammy-winning recording artist Dave Matthews is being admitted for a House call, guesting on a March episode as a savant and virtuoso pianist who suffered a neurological impairment as the result of a childhood accident. That '70s Show's Kurtwood Smith plays Matthews' father - a former physician, natch - who is faced with a potentially life-altering decision about his son's treatment.