Year that will clear your mind out of herbs often tied together meant unity led to the Earth' value $1000 answer The Peter Principle round Double Jeopardy! Show_number 5222 category THEATRE air_date 2008-04-21 question 'From the medieval Greek \diaspros\ or \pure white\' value $2000 answer ISDN round Double Jeopardy! Show_number 4965 category MEN IN GREY air_date 1998-05-19 question 'Catherine Reef's biography of George Washington.