Caio is 40 years old and lives in the Rio de Janeiro's countryside, where he owns a scrap-metal yard. On Christmas' Eve, he goes to the capital to visit his family and friends. Finally he will be able to meet a man he has not seen for a long time: himself.

When a spaceship crashes to Earth and reveals a group of quirky little space aliens on the run for their lives, the "GadgetGang" kids-Gus, Phoebe, Francesco, Mitsue, Mary Ann, Banana and Tank-soon discover this won't be the boring weekend they had expected. They soon learn that in a point far from the galaxy, an evil warlord named Gana Golber has seized control of the Confederation of Planets and now all of the planets are in danger-including Earth!

With the help from his little guardian angel, Xuxinha, a 7-year old boy called Guto faces the terrible garbage eating monsters from the planet XYZ in the first-ever animated Xuxa film.