Adventure Time Season 6 Episode 14 Princess Day Episode Title:Princess Day.Episode Description:During the annual Princess Day meeting held in Breakfast Kingdom, Lumpy Space Princess clashes with Breakfast Princess over the year's events. After Breakfast Princess mocks Lumpy Space Princess's status in front of everyone, the latter leaves angrily. Meanwhile, Marceline gets bored during the meeting and follows Lumpy Space Princess outside and suggests that the two engage in pranks. The duo begin ransacking Breakfast Princess's room until they get chased out by guards. The two then steal Breakfast Princess's car, only to accidentally run over Breakfast Princess, who was attempting to stop them from leaving. Knocked out, Breakfast Princess is dragged into the trunk and then dumped off in the middle of the desert. Lumpy Space Princess and Marceline then take Breakfast Princess's car and accidentally drive it off a cliff.