剧情:
Ananimatedcomedyabouttwo-stepbrotherswhofindinventivethingstodooneachdayoftheirsummervacationsuchasbuildingarollercoasteroutofmaterialsyouwouldfindinyoureverydayhomelikepopsiclesticks,indoorplumbing,etc.Unbeknownsttothem,theirpetplatypus,Perry,leadsadoublelifeasasecretagent.