Jeopardy! Season 30 Show #6769, Battle of the Decades 1980s game 4. Season 30, episode 104 Show #6769, Battle of the Decades 1980s game 4. February 6, 2014 Today’s Contestants: Frank Spangenberg vs. Mark Lowenthal vs. Phoebe Juel Previous episode Show #6768, Battle of the Decades 1980s game 3. Next episode Show #6770, Battle of the Decades 1980s game 5.