Episode Title:How the West Was Fun - K'nuckles is a Filthy Rat.Episode Description:How the West Was Fun: For Flapjack's birthday K'nuckles, Bubbie and Flapjack sail west in search of Candied Island.
K'nuckles is a Filthy Rat: Flapjack adopts a rat he rescues from a flood and names it K'nuckles II, but his new pet ends up infecting everyone in Stormalong with the plague.