Voice talent on the series includes Klasky Csupo veterans Charlie Adler, Christine Cavanaugh, and Kath Soucie.

Due to a sudden storm, the campers are forced to stay in the old house, where a Phantom head leads them through a challenging game that will help them to escape, if they cooperate.

Along the way, the Fry Kids and McNuggets get caught in traps and are separated from the group and the rest face off against the Phantom head in a challenge of riddles.

Unbeknownst to everyone, the letter was actually written by pirate captain One-Eyed Sally and her first mate Blather in a scheme by the two to follow the gang to the island in order to seize the Grimaces' legendary treasure for themselves.

Hamburglar tricks the gang into believing that aliens have come to Earth so that he can steal McDonaldland's hamburgers without interference from them, which costs him their trust in him when they find out.

Despite the fact that the ray's effects have left their abilities limited, Ronald and his friends set out to stop Pinchworm's scheme and restore themselves to their regular ages.

[citation needed] A Happy Meal featuring Lego vehicles to build was released at McDonald's in 1999, a year after the series premiered.