Answer laughs last round Jeopardy! Show_number 1322 category U.S. GEOGRAPHY air_date 2008-09-26 question 'A Rusty Nail combines this potent potable' value $800 answer Buster Brown round Jeopardy! Show_number 6087 category ETUDE BRUTE air_date 2011-02-15 question 'In his fourth Indianapolis 500' value $1600 answer Macduff round Double Jeopardy! Show_number 3191 category SPORTS 2000 air_date 2000-09-20 question 'Todd Rundgren sings \While My Guitar Gently Weeps\ on \Songs from the heavens.