Elliot gets to see what the world would be like without Milo. Milo runs a race, as Cavendish and Dakota get stuck in the Old West.

Sara contemplates whether or not she's on a date with Neal from the comic book store. Cavendish keeps dying and Dakota repeatedly makes time paradox duplicate versions of himself to save him.

New kid Zack finds even a simple trip to school is an adventure when he meets Milo Murphy, a kid who's prepared for anything, as around Milo, anything that can go wrong, will.

Zack doesn't believe anything about Halloween can scare him anymore, but Murphy's Law makes sure everyone gets a scare.

Milo pulls off a Christmas surprise for his parents by bringing Dad's family to town. When Murphy's Law strikes, Milo and the other Murphys team up to save Christmas.

Milo Murphy, who is the personification of Murphy's Law, deals with everything with optimism.

Milo and Zack encounter dangerous, snow-related obstacles. Scott the Undergrounder gets a date with Miss Murawski.

Milo reveals that he's never successfully had a school photo taken because of Murphy's Law; Milo, Zack and Melissa try to have a peaceful Sunday getting ice cream.

Milo has never finished playing a board game in his life. Murphy's Law wreaks havoc at a big charity stock car race.

New kid Zack finds even a simple trip to school is an adventure when he meets Milo Murphy, a kid who's prepared for anything, as around Milo anything that can go wrong will.

Doof is a guest who won't leave, and Sara wants him out. Brigette and Martin want to be disco dance champions.