There's a dog in a living that has a messy couch and an over crowded coffee table filled with books and TV remotes.  A person walks by to lift something off the floor.  The dog watches the person and leaves the room momentarily.  Then the dog comes back and begins drinking from a coffee mug that is placed on the coffee table.  The stands on its hind legs to reach the mug and drink the liquid in it.   The dog jumps down and goes stands back up on its hind legs to drink some more from the mug.  After the dog leaves the room, a person walks in.