An elderly—and grouchy—balloon salesman fulfills his dream of sending his house afloat. Thousands of balloons whisk Carl and his humble abode to the wilderness, and the mission appears to be a success. But, when he arrives in South America, Carl soon discovers he is not alone as he expects. Meet Russell: The young boyscout stoaway who steals hearts with his adorable uniform and impressive lineup of badges. How will Carl's plans unfold now? Rated PG.