RSS issue

Hey guys, you have always helped me in the past and I need some help now…. my blog is located at http://www.clairepeetz.com/clairesblog/ and my RSS will not show and i get this error… any ideas?

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This page contains the following errors:

error on line 1 at column 39: Extra content at the end of the document
Below is a rendering of the page up to the first error.

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