Dog's Having a Party / Dog Wants to Play Ball

S2, E12: "Dog's Having a Party" Dog and Duck want to throw a house party at Dog's house. But all they have is the letter H, and they don't know what to do with it! With the help of Sheep they soon realize that H is a fabulous letter; with it they can make hotdogs, hats, hula-hoops and a great party indeed. Hurray! "Dog Wants to Play Ball" Dog wants to play ball, but he's having trouble communicating with his friends because they won't stop and listen to him.