Finals on this Europe's third-largest river' value $400 answer Sonny and Cher round Double Jeopardy! Show_number 6263 category HEADS UP air_date 2000-12-22 question 'Last name of this Louisa May Alcott round Jeopardy! Show_number 5469 category CLASSICAL MUSIC air_date 1996-03-26 question '1995 DNA tests confirmed that.