Try hovering over or clicking twice on 'Im Feeling Lucky'
google.com
google.com
http://googleblog.blogspot.com/2012/10/more-art-project-onli...
This URL might be better: http://www.google.com/ncr - it suppresses that redirect.
Unless you a feeling lucky about an empty search term...
Which is bullshit PR. They meant 'You do a search with Google and the top result is what you were looking for... you can choose to view our ranked results or just go with what we picked as number one'
The fact they're keeping their marketing-PR-goodwill-bullshit around as a frankenstein gimmick of a button instead of good UX is lame.