diff --git a/Demo_All_Widgets.py b/Demo_All_Widgets.py
index 15d81ce3..39a21ef3 100644
--- a/Demo_All_Widgets.py
+++ b/Demo_All_Widgets.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env Python3
+
 import PySimpleGUI as sg
 
 
diff --git a/Demo_Cookbook_Browser.py b/Demo_Cookbook_Browser.py
index 70351f51..2442e5b0 100644
--- a/Demo_Cookbook_Browser.py
+++ b/Demo_Cookbook_Browser.py
@@ -431,9 +431,10 @@ def ScriptLauncher():
 
     def ExecuteCommandSubprocess(command, *args):
         try:
-            expanded_args = []
-            for a in args:
-                expanded_args += a
+            # expanded_args = []
+            # for a in args:
+            #     expanded_args += a
+            expanded_args = [*args]
             sp = subprocess.Popen([command,expanded_args], shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
             out, err = sp.communicate()
             if out:
diff --git a/PySimpleGUI.py b/PySimpleGUI.py
index d13aea9d..94eea372 100644
--- a/PySimpleGUI.py
+++ b/PySimpleGUI.py
@@ -1433,7 +1433,7 @@ class FlexForm:
     '''
     Display a user defined for and return the filled in data
     '''
-    def __init__(self, title, default_element_size=DEFAULT_ELEMENT_SIZE, default_button_element_size = (None, None), auto_size_text=None, auto_size_buttons=None, scale=(None, None), location=(None, None), button_color=None, font=None, progress_bar_color=(None, None), background_color=None, is_tabbed_form=False, border_depth=None, auto_close=False, auto_close_duration=DEFAULT_AUTOCLOSE_TIME, icon=DEFAULT_WINDOW_ICON, return_keyboard_events=False, use_default_focus=True, text_justification=None, no_titlebar=False, grab_anywhere=True):
+    def __init__(self, title, default_element_size=DEFAULT_ELEMENT_SIZE, default_button_element_size = (None, None), auto_size_text=None, auto_size_buttons=None, scale=(None, None), location=(None, None), button_color=None, font=None, progress_bar_color=(None, None), background_color=None, is_tabbed_form=False, border_depth=None, auto_close=False, auto_close_duration=DEFAULT_AUTOCLOSE_TIME, icon=DEFAULT_WINDOW_ICON, return_keyboard_events=False, use_default_focus=True, text_justification=None, no_titlebar=False, grab_anywhere=True, keep_on_top=False):
         self.AutoSizeText = auto_size_text if auto_size_text is not None else DEFAULT_AUTOSIZE_TEXT
         self.AutoSizeButtons = auto_size_buttons if auto_size_buttons is not None else DEFAULT_AUTOSIZE_BUTTONS
         self.Title = title
@@ -1475,6 +1475,7 @@ class FlexForm:
         self.TextJustification = text_justification
         self.NoTitleBar = no_titlebar
         self.GrabAnywhere = grab_anywhere
+        self.KeepOnTop = keep_on_top
 
     # ------------------------- Add ONE Row to Form ------------------------- #
     def AddRow(self, *args):
@@ -1647,7 +1648,6 @@ class FlexForm:
         return screen_width, screen_height
 
 
-
     def StartMove(self, event):
         try:
             self.TKroot.x = event.x
@@ -2666,15 +2666,14 @@ def StartupTK(my_flex_form):
     _my_windows.Increment()
 
     my_flex_form.TKroot = root
-
     # Make moveable window
     if my_flex_form.NoTitleBar or my_flex_form.GrabAnywhere:
         root.bind("<ButtonPress-1>", my_flex_form.StartMove)
         root.bind("<ButtonRelease-1>", my_flex_form.StopMove)
         root.bind("<B1-Motion>", my_flex_form.OnMotion)
 
-
-
+    if my_flex_form.KeepOnTop:
+        root.wm_attributes("-topmost", 1)
 
     # root.protocol("WM_DELETE_WINDOW", MyFlexForm.DestroyedCallback())
     # root.bind('<Destroy>', MyFlexForm.DestroyedCallback())