Episode Title:Ghost Princess.Episode Description:Finn and Jake try their hand at being detectives in order to discover how Ghost Princess (voiced by Maria Bamford) died so that she can ascend into Ghost World. Ghost Princess eventually falls in love with another ghost named Clarence (voiced by Sam Marin), but it is revealed that during their mortal lives Ghost Princess was accidentally killed by Clarence, who in his grief then died from an over-consumption of cheese.