Julie - this is the coding you have for your sig:
[B][CENTER][SIZE="3"]:love: John Hurt :love:[/SIZE][/CENTER][/B]
[url=http://www.fanforum.com/f51/julies-art-thread-6-youre-never-too-old-make-believe-63157090/]My Art Thread[/url] [B][/B][RIGHT][B]Julie :daisy:[/B] icon by me[/RIGHT]
^ you just need to update with the link to your new thread, that goes to the old one.
http://www.fanforum.com/f51/julies-%7Bfluffybunny%7D-art-7-never-give-up-you-only-get-one-life-go-richard-e-grant-63164099/
ETA - I took the liberty of editing the link for you.