Well, could you please be more specific on the question. Please type in complete sentences so that others can understand the question and you will understand the answer as soon as others get ahold of what the question is.
The smiley face in the parents list is always like :| It doesnt meen he isn't happy, it's just a face-icon you get when they show you the age of the Tam at the day he left your Tamagotchi and his baby.
So the face is always like that nothing wrong with that!