Dennis and his friends attend a 3D movie that may be too realistic.

Dennis finds a dinosaur egg. It hatches, and Dennis finds himself with a real pet dinosaur that grows and grows and grows!

Dennis trips in a hole and ends up in the world of Wonderland, which is turned upside-down by his typical activities.

Margaret says that Max the Magnificent is a better magician than Dennis. When they go to his show Dennis tries to prove her w...

A circus seal on his way to Ocean World slides out of the van and makes a new friend of Dennis. He takes him home, but the se...

Margaret accuses Ruff of chewing up her diary, but Dennis believes he舗s innocent and insists on a trial.

Dennis and Joey find themselves at a logging outpost after getting locked inside an ice truck.

When Ruff goes missing, Dennis puts on his private eye costume and tracks down his missing pooch.

Dennis mistakenly tags along with the Wilsons on their boat cruise.

Mr. Wilson sets out for revenge after Henry captures a video of Dennis making a fool of Mr. Wilson.