"Monstrous Monkee Mash"

According to Andrew Sandoval's The Monkees: The Day-by-Day Story of the 60s TV Pop Sensation, "Monstrous Monkee Mash" - the fiftieth episode of The Monkees series (and the eighteenth of the second season) - was broadcast fifty years ago to-day (22 January 1968).  It was written by Neil Burstyn and David Panich, directed by James Frawley, and featured the song "Goin' Down."  Sandoval describes the plot as: "When Davy falls for a mysterious woman, The Monkees enter a spooky scene with Dracula, a Wolfman, and the Mummy."