When Jack's face is caught on camera, his pals must make a rubber mask of Jack's face to convince everyone the 'alien sighting' was just a prank. They visit the Amazon and collect sap from a rubber tree, mix it with juice from a morning glory vine and get a mask made just in time.

Jack is a small alien who finds everything on Earth fascinating. Spurred on by his insatiable need to learn about creatures and phenomena from Earth and outer space, Jack boldly yet recklessly guides his alien friends through some tricky adventures. Developed for children from six to nine years old, Jack mixes humour, adventure, and science. The series helps children discover amazing new facts about the world and space around them.