I want to show the IP address whenever the form load without clicking the button to show IP address.

This is my code:

Code:
 Function GetIP() As String
        Dim IP As New WebClient
        Return IP.DownloadString("http://icanhazip.com/")
    End Function
I want to show the IP address in LABEL, but i can't understand how to show this in label. With button i can see the ip address but...