There is an entire Beginner's Gui Tutorial on the ROBLOX wiki! Check it out:
http://wiki.roblox.com/index.php?title=Beginner%27s_GUI_Tutorial
Well put a ScreenGUI in StarterGUI. Then put a Frame in it. Then put a TextButton, TextLabel, or TextBox. Then edit it to look how you please.
Closed as Too Broad by Articulating and evaera
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