That looks like female writing, but in person signatures look the same so perhaps it's authentic.

Hi scottlukaswilliams :)

Thank you for your feedback {up} Great Success :P

You have been added to the list for the $10 gift certificate.

{star} [url=http://www.fanmail.biz/113637.html]Tab Hunter[/url] on Fanmail.biz | [url=http://www.fanmail.biz/feedback/Tab_Hunter.html]Previous Feedback(s) Received[/url]

Fanmail 8)

I sent Mr. Hunter a fan letter, 8x10 photo, self-addressed envelope and international reply coupon on November 6, 2012. Today (December 8, 2012) I received my personalized photo!

I used:

Tab Hunter
P.O. Box 50308
Santa Barbara, CA
93150
USA

[img]http://i283.photobucket.com/albums/kk288/scottlukaswilliams/Autographs/IMG_3177.jpg[/img]