Thanks for the reply!
http://localhost/dnnsbd02 is my localhost site for development. I don't know why it is going there because my response.redirect is absolute.
Here is the page and the code behind file.
<%@ Page Language="VB" AutoEventWireup="false" CodeFile="Default.aspx.vb" Inherits="Lessons_Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Untitled Page</title>
</head>
<body>
<form id="form1" runat="server">
<div>
</div>
</form>
</body>
</html>
-----------------------------------------
Partial Class Lessons_Default
Inherits System.Web.UI.Page
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs)
Response.Redirect("http://swingbluesdancing.com/Lessons/tabid/59/Default.aspx", True)
End Sub
End Class