/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: katieforrester739 https://cdn.slidesharecdn.com/profile-photo-katieforrester739-48x48.jpg?cb=1568072847 It takes a lot of work from the face to let out a smile, but just think what good smiling can bring to the most important muscle of the body... the heart=)♫♪♫♪