auto_link XML fuckup

gistfile1.txt

- raise auto_link @text

"Winamp for Mac." Wait, what!? <a href="http://t.co/z7weqDII"{:xmlns=>"http://www.w3.org/1999/xhtml", "xml:lang"=<{:rel=>"nofollow", :class=<nil}, :lang=>{:rel=<"nofollow", :class=>nil}}<http://t.co/z7weqDII>/a<

not reproducible in console, where everything looks like it should:

ruby-1.9.3-p0 :001 > t = GridItem.tweets.any_in(:hashtags => ['sebastian_kippe']).first.text
 => "\"Winamp for Mac.\" Wait, what!? http://t.co/z7weqDII" 
ruby-1.9.3-p0 :002 > helper.auto_link t
 => "\"Winamp for Mac.\" Wait, what!? <a href=\"http://t.co/z7weqDII\" rel=\"nofollow\">http://t.co/z7weqDII</a>" 
ruby-1.9.3-p0 :003 >   include Twitter::Autolink
 => Object 
ruby-1.9.3-p0 :004 > auto_link t
 => "\"Winamp for Mac.\" Wait, what!? <a href=\"http://t.co/z7weqDII\" rel=\"nofollow\">http://t.co/z7weqDII</a>" 
ruby-1.9.3-p0 :005 > auto_link t + "@billy #ripe"
 => "\"Winamp for Mac.\" Wait, what!? <a href=\"http://t.co/z7weqDII\" rel=\"nofollow\">http://t.co/z7weqDII</a>@<a class=\"tweet-url username\" href=\"http://twitter.com/billy\" rel=\"nofollow\">billy</a> <a href=\"http://twitter.com/search?q=%23ripe\" title=\"#ripe\" class=\"tweet-url hashtag\" rel=\"nofollow\">#ripe</a>"