diff --git a/demos/gtk-demo/tree_store.c b/demos/gtk-demo/tree_store.c
index 7837b6e..fda6319 100644
--- a/demos/gtk-demo/tree_store.c
+++ b/demos/gtk-demo/tree_store.c
@@ -53,9 +53,16 @@ enum
 };
 
 /* tree data */
-static TreeItem D[] = {{ "I", NULL }, { "J", NULL }, { "K", NULL }, { NULL }};
-static TreeItem C[] = {{ "H", NULL }, { NULL }};
-static TreeItem B[] = {{ "E", NULL }, { "F", NULL }, { "G", NULL }, { NULL }};
+static TreeItem K[] = { NULL };
+static TreeItem J[] = { NULL };
+static TreeItem I[] = { NULL };
+static TreeItem H[] = { NULL };
+static TreeItem G[] = { NULL };
+static TreeItem F[] = { NULL };
+static TreeItem E[] = { NULL };
+static TreeItem D[] = {{ "I", I }, { "J", J }, { "K", K }, { NULL }};
+static TreeItem C[] = {{ "H", H }, { NULL }};
+static TreeItem B[] = {{ "E", E }, { "F", F }, { "G", G }, { NULL }};
 static TreeItem A[] = {{ "C", C }, { "D", D }, { NULL }};
 static TreeItem R[] = {{ "A", A }, { "B", B }, { NULL }};
 
@@ -66,10 +73,8 @@ create_model (void)
   GtkTreeIter iter;
   TreeItem *item_0 = R;
 
-  /* create tree store */
   model = gtk_tree_store_new (NUM_COLUMNS, G_TYPE_STRING);
 
-  /* add data to the tree store */
   while (item_0->label)
     {
       TreeItem *item_1 = item_0->children;
@@ -77,7 +82,6 @@ create_model (void)
       gtk_tree_store_append (model, &iter, NULL);
       gtk_tree_store_set (model, &iter, COLUMN_0, item_0->label, -1);
 
-      /* add children */
       while (item_1->label)
         {
           GtkTreeIter child_iter;
@@ -86,9 +90,7 @@ create_model (void)
           gtk_tree_store_set (model, &child_iter, COLUMN_0, item_1->label, -1);
 
           TreeItem *item_2 = item_1->children;
-          if (item_1->children)
             while (item_2->label) {
-            //printf("while (item_1->label) item_1->label = %s item_2->label = %s\n", item_1->label, item_2->label);
             GtkTreeIter child_child_iter;
             gtk_tree_store_append (model, &child_child_iter, &child_iter);
             gtk_tree_store_set (model, &child_child_iter, COLUMN_0, item_2->label, -1);
@@ -114,6 +116,7 @@ add_columns (GtkTreeView *treeview)
   gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview), -1,
       "Col 0", renderer, "text", COLUMN_0, NULL);
 
+  /* WE DON'T NEED A SECOND COLUMN UNTILL WE WANT TO REPRESENT LEAVES  */
   /* renderer = gtk_cell_renderer_text_new (); g_object_set (renderer, "xalign", 0.0, NULL); */
   /* gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview), -1, */
   /*     "Col 1", renderer, "text", COLUMN_1, NULL); */