'Put at the top, before the Form's class
Imports System.Windows.Forms

'Put somewhere in the Form's Class like any other Sub
    Protected Overrides Sub OnPaintBackground(ByVal pevent As System.Windows.Forms.PaintEventArgs)
        pevent.Graphics.DrawImage(Me.BackgroundImage, New System.Drawing.Rectangle(0, 0, Me.Width, Me.Height))
    End Sub

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