Spot is jealous of Leonard's daily journey to school, so he pretends to be a boy and goes to school

Leonard and Scott have to bring their pets to school, but Scott doesn't have a pet: he is a pet.

Scott is promoted to 5th grade and has to leave Leonard behind.

A new security fence threatens Scott's ability to go to school.

No one can figure out how Leonard knows what Leslie's lipstick tastes like. Spot knows.

Spot needs someone to play his mother at parent-teacher conference night.

Scott and Leonard go to their first sleep-over.

Leonard doesn't want to wear a costume because some bully picked on him a year ago that Halloween. After telling that story, Mr. Jolly starts to cry too much that he ends up dehydrating himself!

Scott joins the Junior Boy Rangers.

After Scott gets in trouble on a field trip, he decides to be bad forever.

Scott can't control his hatred of mailmen.

The city wants to turn the dog park into a skateboard park and Scott can't decide which side he's on.

Mrs. Helperman has to rewrite the Christmas play overnight. Spot searches for his Christmas heritage.

Principal Strickler's cat stays with the Leadreadys and disrupts Leonard and Scott's plans for laser tag and pizza.

Pretty Boy and Mr. Jolly both think the other is missing so they go to school in search of Leonard's help

Scott takes his new role as playground safety monitor a bit too seriously.