Arnie is left home alone, which means it's party time for this pooch and his canine friends. Music is playing, and dogs are dancing, but Stanley the Squirrel wants in, too. He's never been to a party. As things start to get out of hand, Arnie rushes around cleaning. Stanley observes, undetected, shocked by these party animals' behavior. When Arnie's owner, Lucy, arrives home early, you'll be surprised who gets blamed for this party disaster.