Mr. Weatherbee thinks Jughead has created a new super-explosive but it was only the water main bursting from pressure.; Reggie bets Jughead that he can't go a week without hamburgers. Jughead forces himself to do so, not knowing that he sleepwalks to the diner and eats hamburgers at night. When Jughead wins the bet and Reggie buys him two dozen hamburgers, Jughead has no appetite and is afraid he's sick so he goes to the doctor.; Miss Grundy thinks Martians have invaded, but it's only Jughead making tiny paper airplanes. Mr. Weatherbee discovers another airplane, with a note to meet in the park. He goes to the park to see who threw the airplane and he is injuged in the middle of an actual airplane crash.; Suzie takes Ferdie to a modern art museum. Ferdie decides he could do a sculpture as good as the ones in the museum. He sold it to someone who needed a scarecrow in his garden.; Wilbur is impressed with the photo of the burning house that Laurie brought in and rushes to the scene, but it is only a birdhouse that burned up.; Archie complains that Jughead was rude for eating too much at Veronica's house. Archie would have taken the smallest piece, to be polite. Jughead points out that Archie got the smallest piece anyway.