Close your eyes for a moment, imagine you are having a big delicious pizza, with the best cheese ever and the freshest of ingredientes. You are at your favorite place and you have the best company. You finish eating and and you feel your belly just satisfied. Your heart is contempt and you have a smile on your face.
Now imagine you are a gecko, to be specific a leopard gecko. This would be your face:

And the menu is PIZZA!!!!