Fyootch has never tried Danny's favorite cereal. Danny's got a brain freeze. Danny really wants to play with his new chemistry set, but also promised to make his parents dinner.
Danny can't go to Sci-Fi-Fanta-Con cause he's sick. Danny and Fyootch can't get a burrito on Columbus Day. Old Man Duck Head is inadvertently made President!
Danny builds his dad a hermetically-sealed bubble for the family camping trip. Future Danny is held captive by aliens. Danny must escape detention to attend Reptile Hat Day.
When Future-Worm leaves Danny to do "one last job" for a shady character from his past, his insistence on doing it alone puts Danny and Future Danny in danger.
Embarrassed by his role in a holiday movie, Fyootch travels to Snordfest to make sure it never happens. The Douglas' leave Doug at the mall where he's adopted into a new family.