Job to knock legally' value $100 answer W.C. Fields round Double Jeopardy! Show_number 6050 category WHODUNIT air_date 2010-12-24 question 'The name of this legume' value $500 answer Headaches round Jeopardy! Show_number 4265 category OLD SWEET SONGS air_date 2007-11-22 question 'In an interview with Martin .