How to Get Full Headers From WebTV

While viewing the email, hit "Forward" on the sidebar. Address the document to yourself. Completely erase the subject line.
Put your cursor on the first line of the "body" (text area); Hit "Return" (enter) twice. Your cursor should now be on the 3rd line of the text area.
Type any "Alt" character on this line; DO NOT HIT "RETURN"
Cut and Paste the "Alt" character onto the subject line: (CMD+"A"), (CMD+"X"), (CMD +"V") The "Alt" character should "jump" down to the message text-area.
Hit "Send"; open the received mail.

Our thanks to SpamCop for this information