word bubbles? If you mean its turned around and a little bubble is by its head, then its unhappy. praise it. If that's not it, tell what it looks like.
hmmm...... I'm not sure this has ever happened to my tamagtochi before. Is something worng with it? Do you know that little simbol in the bottom right corner of th escreen on your tamagotchi? Is that black? or is it beeping or something?