So, let's begin by opening app.js. Delete the default code, and create our tab group by entering the following: // Creates a tab group with Titanium.UI API. var tabGroup = Titanium.UI.createTabGroup(); tabGroup.open(); The above code creates a tab group named "tabGroup" that will hold out tabs. The "open()" method will open our tab group after the application loads. Note: All user interface elemen