Maud Younger (y) and her plush tiger (寅) just graduated. Wearing their graduation hats (宀) they come out of the encampment's kitchen ((e)n2) where they had to study for years and celebrate their new freedom by drinking cuba libres (由). They also are overjoyed that finally they can spend their time just having fun: the plush tiger uses a flute (一) as a bat to shoot an eightball (八) into Maud's direction, who catches it using her graduation cap as baseball glove.
Don Quixote (d) is hypnotized by a wicked witch (歹) playing her flute (一) in the airplane (ai3). She's playing her magic flute in order to sedate Don Quixote, so that her bats (夕) can drink his blood.