You can read more about the offer here:
Lifeway Foods is Treating the first 5,000 Consumers to Visit www.Kefir.com to a FREE Kefir Probiotic Wellness Bar. And that's no Trick! - Yahoo! Finance (http://finance.yahoo.com/news/Lifeway-Foods-is-Treating-the-prnews-277805787.html?x=0&.v=1 - broken link)
This is the link to click when you are signing up on 10/19:
Lifeway Kefir
Lifeway Foods is offering to mail a free Kefir bar to the
first 5000 visitors to their site on 10/19/09.