GOOD - Giving the "Thumb Up"

We taught Eugene to show "Thumbs Up" gesture by a closed fist held with the thumb extended upward if the food we feed him is good.

However, Eugene is unable to show his thumb upward :o( If we ask him to show us GOOD. He will show up his "pointing finger" +.+....

Sometimes we like to ask Eugene to show us GOOD because the way he pronouns the word of GOOD and sametime showing up his pointing finger beside his face is really charming and cutie! He is making us laugh none stop.....