RSS Feed Code Error

Can someone please help me fix my RSS?
i have this error showing on my browser

Internet Explorer cannot display this feed

This feed contains code errors.
Go back to the previous page.
More information

i get this message when i click on more information:
===================================================

Invalid xml declaration.
Line: 2 Character: 3

<?xml version=”1.0″ encoding=”UTF-8″?><feed

====================================================

can someone please help me figure this out?

thank you very much